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Volume: 41

1. New progress in epidemiological research Page:1—5
2. Conducting systematic researches on influencing factors for healthy ageing and promoting scientific implementation of health promotion program for the elderly Page:9—12
3. Association of sleep with anxiety in the elderly aged 60 years and older in China Page:13—19
4. Influencing factors for depressive symptoms in the elderly aged 65 years and older in 8 longevity areas in China Page:20—24
5. Current status of body mass index and related influencing factors in the elderly aged 65 years and older in 8 longevity areas in China Page:25—30
6. Influence of visual impairment on mortality in the elderly aged 65 years and older in 8 longevity areas in China Page:31—35
7. Effects of estimated glomerular filtration rate on all-cause mortality in the elderly aged 65 years and older in 8 longevity areas in China Page:36—41
8. Prediction of 6-year incidence risk of chronic kidney disease in the elderly aged 65 years and older in 8 longevity areas in China Page:42—47
9. Frequency of bowel movements and risk of Parkinson’s disease: a prospective cohort study in adults in China Page:48—54
10. Sugar-sweetened beverages consumption in midlife and risk of late-life cognitive impairment in Chinese adults Page:55—61
11. A comparative study on diagnostic cut points of dyslipidemia in children and adolescents in China Page:62—67
12. Awareness, treatment and control of hypertension in 640 000 adults in eastern China Page:68—73
13. Exposure to famine in fetus and infant period and risk for hypertension in adulthood Page:74—78
14. Status of child health services in less developed areas in Sichuan province, 2014-2018 Page:79—84
15. Assessment of data quality of intervention in population at high risk for HIV/AIDS in China, 2014-2018 Page:85—89
16. Epidemiological characteristics of amoebic dysentery in China, 2015-2018 Page:90—95
17. HIV infection rate in people aged 50 years and older in China: a Meta-analysis Page:96—102
18. Meta-analysis on effectiveness of live attenuated influenza vaccine against seasonal influenza in children Page:103—110
19. A sequential conditional mean model for assessing total effects of exposure in longitudinal data Page:111—114
20. A bibliometric analysis on cohort study of liver cancer in China Page:115—119
21. A review of combined immunization: current research situation and its promising future Page:120—126
22. HIV/AIDS related frailty syndrome in the elderly and related research progress Page:127—130
23. An update on the epidemiological characteristics of novel coronavirus pneumonia(COVID-19) Page:139—144
24. The epidemiological characteristics of an outbreak of 2019 novel coronavirus diseases (COVID-19) in China Page:145—151
25. Recommendation on the modernization of disease control and prevention Page:453—460
26. Study on assessing early epidemiological parameters of coronavirus disease epidemic in China Page:461—465
27. Dynamic basic reproduction number based evaluation for current prevention and control of COVID-19 outbreak in China Page:466—469
28. Fitting and forecasting the trend of COVID-19 by SEIR+ CAQ dynamic model Page:470—475
29. Prediction modeling with data fusion and prevention strategy analysis for the COVID-19 outbreak Page:480—484
30. Investigation and analysis on characteristics of a cluster of COVID-19 associated with exposure in a department store in Tianjin Page:489—493
31. Epidemiological analysis on a family cluster of COVID-19 Page:506—509
32. Potential false-positive rate among the 'asymptomatic infected individuals’ in close contacts of COVID-19 patients Page:485—488
33. Advances on presymptomatic or asymptomatic carrier transmission of COVID-19 Page:485—488
34. Comparison of two epidemic patterns of COVID-19 and evaluation of prevention and control effectiveness: an analysis based on Guangzhou and Wenzhou Page:E035—E035
35. Suggestions on reforming and improving the prevention and treatment system for major epidemic diseases in China Page:E054—E054
36. Challenges to prevent and control the outbreak of Novel Coronavirus Pneumonia (COVID-19) Page:E029—E029
37. Thoughts of the COVID-19 outbreak phases changed from emergency response to combination of emergency response and regular prevention and control Page:E045—E045
38. Asymptomatic and pre-symptomatic cases of COVID-19 contribution to spreading the epidemic and need for targeted control strategies Page:E036—E036
39. Discussion on early warning, prevention and control of emerging infectious diseases from a macroscopic perspective based on big data and effective distance model: enlightenment of COVID-19 epidemic data in China Page:E052—E052
40. Clinical outcomes of COVID-19 cases and influencing factors in Guangdong province Page:E057—E057
41. Epidemiological analysis on 1 052 cases of COVID-19 in epidemic clusters Page:E027—E027
42. The preliminary analysis on the characteristics of the cluster for the Corona Virus Disease Page:623—628
43. Risk assessment and early warning of imported COVID-19 in 21 cities, Guangdong province Page:658—662
44. Epidemiological investigation of a family clustering of COVID-19 Page:629—633
45. Comparison of epidemic characteristics between SARS in2003 and COVID-19 in 2020 in Guangzhou Page:634—637
46. Epidemiological investigation on a cluster epidemic of COVID-19 in a collective workplace in Tianjin Page:649—653
47. Epidemiological characteristics of confirmed COVID-19 cases in Tianjin Page:638—642
48. Advances on the Asymptomatic Infection of COVID-19 Page:E043—E043
49. COVID-19 Pandemic: global epidemiological trends and China’s subsequent preparedness and responses Page:643—648
50. Interim guidelines for prevention and control of COVID-19 for oversea returnees. Page:1197—1198
51. Interim guidelines for prevention and control of COVID-19 for students back to school. Page:1195—1196
52. Recommendation on the modernization of disease control and prevention. Page:453—460
53. Guideline for epidemiological investigation of coronavirus disease 2019 (T/BPMA 0003-2020). Page:1184—1191
54. Guidelines for personal protection against coronavirus disease 2019 for deseases control person (T/BPMA 0002-2020). Page:1180—1183
55. Technical requirements for preventive disinfection against coronavirus disease 2019 (T/BPMA 0001-2020). Page:1175—1179
56. Expert consensus on immunoprophylaxis of pneumococcal disease (2020 version). Page:1945—1979
57. General principles of description for pathogenic microorganism collection (T/CPMA 011-2020). Page:1791—1797
58. Estimating the basic reproduction number of COVID-19 in Wuhan, China Page:476—479
59. Urgent research agenda for the novel coronavirus epidemic: transmission and non-pharmaceutical mitigation strategies. Page:135—138
60. An update on the epidemiological characteristics of novel coronavirus pneumonia (COVID-19). Page:139—144
61. Good health management practice for chronic diseases (T/CHAA 007-2019). Page:6—8
62. The epidemiological characteristics of an outbreak of 2019 novel coronavirus diseases (COVID-19) in China. Page:145—151
63. Cluster investigation Technical Guidelines for the 2019 Novel Coronavirus Pneumonia (COVID-19), China (1st Trial Version). Page:293—295
64. Consideration on the strategies during epidemic stage changing from emergency response to continuous prevention and control. Page:297—300
65. Technical services specification for vision health management for primary and middle school students (T/CHAA 008-2019). Page:152—161
66. Rapid investigation plan of clinical courses and key diagnosis and treatment equipment requirements for the patients of the 2019 Novel Coronavirus Pneumonia (COVID-19). Page:296—296
67. Specifications for diagnosis and treatment of non-neonatal tetanus Page:162—166
68. Guidelines for the use of post-traumatic tetanus vaccines and passive immune preparation Page:167—172
69. Trend analysis on the disease burden related to cirrhosis and other chronic liver diseases caused by hepatitis B, in China, from 1990 to 2016 Page:173—177
70. Changing trends in the levels of blood pressure and prevalence of hypertension among Chinese children and adolescents from 1991 to 2015 Page:178—183
71. Secular trends and geographic disparities of all-cause mortality among Chinese adolescents aged 10-24 years, between 1953 and 2010 Page:184—189
72. Analysis on detection status of cardio-metabolic related risk factors in women aged 15-49 years in 15 provinces in China Page:190—194
73. A cross-sectional study on the prevalence and related factors of dyslipidemia among adults in Anhui province, in 2015 Page:195—200
74. Application of the moving epidemic method in the development of epidemic thresholds and tiered warning alert approachs for influenza prevention in Beijing Page:201—206
75. A comparative study on SaTScan and FleXScan software for spatial clustering analysis regarding the incidence of pulmonary tuberculosis Page:207—212
76. Developmental characteristics on body composition in Chinese urban children and adolescents aged 3-17 years old Page:213—219
77. Impact of physical fitness on activities of daily life among the Chinese elderly Page:220—225
78. An outbreak of acute gastroenteritis caused by Sapovirus in a community of Guangdong province Page:226—230
79. Study on synthetic drug use and associated factors among men who have sex with men at high risk of HIV infection Page:231—235
80. Isolation and identification of Arbovirus in Hainan province, 2017-2018 Page:236—243
81. Transition and evolution of HIV-1 subtype among HIV-1 infections in Wuxi city, 2013-2016 Page:244—248
82. Safety evaluation on different ventilation strategies set for neonatal respiratory distress syndrome: a network Meta-analysis Page:249—260
83. Umbrella review —— a new method related to evidence-based medical analysis Page:261—266
84. Construction of key question list in the evidence-based guidelines for colorectal cancer screening in China Page:267—272
85. Summary of research in economic burden of hand, foot, and mouth disease in China Page:273—279
86. Application of test-negative design in vaccine efficacy evaluation Page:280—283
87. Different criteria of metabolically healthy obesity and its effects on the prevalence Page:284—289
88. Investigation of human brucellosis cases in newly affected counties in Sichuan province, 2015-2017 Page:412—416
89. Health status and healthcare service utilization among children born to women with maternal syphilis in Shanghai Page:337—342
90. Mobile phone use in early pregnant and infant sleep-wake behaviour in 6 months: a cohort study Page:320—325
91. Analysis of trends on smoking prevalence and its risk factors in Shaanxi province 2007-2015 Page:395—399
92. Influence on physical development of children aged 18 months from HIV-positive mothers for prevention mother to child transmission of HIV Page:354—357
93. Selection of the cutoff value on tuberculin skin test in diagnosing tuberculosis infection: a population-based cross-sectional study in Eastern China Page:363—367
94. Analysis on duplicated reporting of brucellosis in China, 2005-2017 Page:389—394
95. Epidemiological characteristics of a case infected with avian influenza A (H5N6) virus associated with exposure to aerosol Page:358—362
96. Survey on situation and cognition of influenza vaccination among population in six provinces of China Page:349—353
97. Correlation between hypertension label and self-rated health in adult residents in China Page:379—384
98. Association between socioeconomic status and overweight/obesity in Yi people, Sichuan province Page:315—319
99. Interrupted time series analysis for influence on HIV related fatality of implementation of 'Four Free Services One Care’ policy in China Page:406—411
100. Relationship of body mass index, waist circumference and waist-to-hip ratio with diabetes mellitus in community residents aged 15 years old and above in Pudong new district, Shanghai Page:326—330
101. Needs of pre-exposure prophylaxis for HIV infection and related barriers among men who have sex with men Page:343—348
102. Effect of abdominal obesity in childhood on abdominal obesity in adulthood Page:385—388
103. Birth weight predicts physical indicators in adulthood: a large population-based study in Chinese twins Page:310—314
104. Characteristics of methadone maintenance treatment clinic patients and influencing factors for HBsAg positivity based on Bayesian network model Page:331—336
105. Comparison of status of physical activity time at school and influencing factors in students in China, 2010 and 2014 Page:373—378
106. Experience and challenge on interoperability of big data in health care Page:303—309
107. Correlation between low air temperature and influenza incidence in winter in China, 2004-2016 Page:368—372
108. A cross-sectional study on current status of rare disease related health information based on WeChat official accounts in China Page:446—451
109. Characteristics of rare diseases in Zhejiang province, 2007-2017 Page:400—405
110. Health economic evidence for colorectal cancer screening programs in China: an update from 2009-2018 Page:429—435
111. Detection rate, antimicrobial resistance and molecular types of Klebsiella pneumoniae from stool samples of outpatients with diarrhea-syndrome in Tai’an Page:423—428
112. Epidemiological and etiological surveillance on infectious diarrhea in Pudong New Area, Shanghai, 2013-2017 Page:417—422
113. Application of Bayesian statistics in AIDS epidemic estimation Page:436—441
114. Update the plague prevention and control strategy to "Three Nos, Three Reports, Three Cares, Three Uses" Page:442—445
115. Characteristics of newly reported HIV/AIDS cases in Henan province, 2010-2018 Page:532—536
116. Status on maternal testing and detection of HIV infection among pregnant women in Liangshan Yi Autonomous Prefecture, Sichuan province, 2008-2016 Page:552—556
117. May cross-sectional studies provide causal inferences? Page:589—593
118. Disease burden of tuberculosis under different diagnostic scenarios in China: a dynamic modeling study Page:580—584
119. Trends of female reproductive health status in Bangladesh from 1999 to 2018 Page:599—604
120. Etiology and molecular-epidemiological characteristics of viral meningo-encephalitis in Zhejiang province, 2002-2018 Page:562—566
121. Studies on sexual and childbearing-related stigma against chronic hepatitis B patients in four provinces in China Page:504—507
122. Changing trends regarding the rates of prevalence, awareness and treatment of hypertension and the differences by demographic and economic factors, among adult farmers in nine provinces in China, from 1991 to 2015 Page:498—503
123. Epidemiological analysis on bud-events of Norovirus-associated infectious diarrhea in Shanghai, 2018 Page:547—551
124. Status on the use of anti-hypertensive drugs in the southwest areas of China Page:520—525
125. Research progress on current situation and preventive measures for the narcotic and psychotropic drugs abuse in the elderly Page:615—620
126. Temporal-spatial distribution of tuberculosis in China, 2004-2016 Page:526—531
127. Cloning and expression of recombinant truncated SElX protein and evaluation on the related emetic activities Page:567—570
128. Influence of dietary patterns on type 2 diabetes mellitus in local residents aged 40 years and above in Songjiang district, Shanghai Page:508—513
129. Feasibility on the development of maternal and child cohorts, based on the maternal and child care network Page:605—610
130. Causal relationship between sleep and coronary artery disease: a Mendelian randomization study Page:611—614
131. On 'Negative control methods’: related principles, methods and applications Page:594—598
132. Surveillance on the pathogen of imported Dengue fever in Henan province, 2018 Page:542—546
133. Application of directed acyclic graphs in identifying and controlling confounding bias Page:585—588
134. Emerging of Japanese encephalitis virus and Getah virus from specimen of mosquitoes in Inner Mongolia Autonomous Region Page:571—579
135. Survival time and related factors on HIV/AIDS patients in Guizhou province from 1995 to 2018 Page:557—561
136. Characteristics of newly reported HIV/AIDS cases with non-marital or non-commercial heterosexual transmission in Guangxi Zhuang Autonomous Region, 2015-2018 Page:537—541
137. Co-prevalence relationship analysis on different metabolic syndrome scores and behavioral risk factors in adults from Urumqi based Page:514—519
138. A new classification of measured temporalities: based on the time axis in nature Page:782—787
139. Analysis on drug resistance-associated mutations of multi-drug resistant Mycobacterium tuberculosis based on whole-genome sequencing in China Page:770—775
140. Cost-effectiveness of HIV self-testing strategy in men who have sex with men Page:753—757
141. Analysis of adenovirus infection in acute respiratory tract infection cases in Shanghai from 2015 to 2019 Page:733—737
142. Factors associated with sleep quality during first and second trimester in Chinese pregnant woman Page:711—715
143. Status and influencing factors of antiretroviral treatment referred by case reporting institutions among HIV/AIDS cases in Beijing, 2017-2019 Page:690—694
144. Analysis on Neisseria gonorrhoeae infection status and related factors in outpatients of sexually transmitted diseases in Shenzhen Page:743—746
145. Analysis on drug sensitivity spectrum of 167 multidrug-resistant Mycobacterium tuberculosis in China Page:764—769
146. Study on HIV testing behavior among men who have sex with men based on structural equation model Page:758—763
147. Analyses of the rate of spirometry examination and its related factors in chronic obstructive pulmonary diseasepatients aged 40 years or older in China, 2014-2015 Page:672—677
148. Risk factors and their interaction on cognitive impairment in the elderly in China: case-control study Page:705—710
149. Epidemiological characteristics of leptospirosis in Sichuan province, 2004-2018 Page:695—699
150. Evaluation of influenza vaccine effectiveness in 2017-2018 influenza season based on community children cohort study Page:747—752
151. Analysis on cluster cases of COVID-19 in Tianjin Page:653—656
152. Research progress on the association between HIV antiretroviral therapy and the outbreak Page:794—798
153. Study design and statistical methods used for integrative analysis on multi-omics in cancer epidemiology Page:788—793
154. Introduction of the Prediction model Risk Of Bias ASsessment Tool: a tool to assess risk of bias and applicability of prediction model studies Page:776—781
155. Quick community survey on the impact of COVID-19 outbreak for the healthcare of people living with HIV Page:662—666
156. Association between snoring and hypertension among Zhejiang adults in a cross sectional study Page:722—726
157. Study of relationship between dietary patterns and precocious puberty of school-age girls in Shenzhen Page:738—742
158. Heritability of coronary heart disease, based on the data from the Chinese adult twins Page:700—704
159. Epidemiological characteristics of dengue fever outbreaks in China, 2015-2018 Page:685—689
160. Association between tooth missing and non-alcoholic fatty liver disease Page:716—721
161. Relationship of telomere length, mitochondrial DNA copy number of peripheral blood with hypertension in coal miners Page:727—732
162. Analysis in medication treatment and its related factors among patients with chronic obstructive pulmonary disease aged 40 years or older in China, 2014-2015 Page:678—684
163. Epidemiological characteristics of infection in COVID-19 close contacts in Ningbo city Page:667—671
164. Epidemiological characteristics of infection in COVID-19 close contacts in Ningbo city Page:667—671
165. Association between maternal passive smoking during perinatal period and congenital heart disease in their offspring-based on a case-control study Page:884—889
166. Spatial-temporal distribution of human brucellosis and its correlation with the number of livestock in Ningxia Hui Autonomous Region, 2012-2018 Page:872—876
167. Progress of cohort studies in countries from Asia and Europe Page:962—967
168. Application of Cox and extended regression models on modeling the effect of time-updated exposures in cohort studies Page:957—961
169. Imported B3 genotype measles virus isolated in Fujian province Page:946—951
170. Survival analysis on HIV-infected children aged 14 years old and younger in China Page:850—855
171. Development and achievements regarding the prevention and control of cervical cancer in the last 20 years in China Page:809—812
172. Effects of changes in physical activities on depressive symptoms during pregnancy: a cohort study Page:834—838
173. Characteristics of newly reported HIV/AIDS cases with heterosexual mode of transmission in six districts of Chongqing city Page:919—923
174. Association between height loss and calcaneus bone mineral density in Chinese adults Page:813—818
175. Application of Python web crawler technology in infodemiology Page:952—956
176. Trends regarding the 30-day readmission rates in patients discharged for acute myocardial infarction in Beijing Page:866—871
177. Using linear mixed-effects model to analyze the progression of HIV disease, among men who have sex with men Page:861—865
178. Relationship between waist circumference trajectory and new-onset non alcoholic fatty liver disease in the non-obese population Page:824—828
179. Effect of occupational factors on pre-diabetes mellitus among iron and steel workers Page:929—933
180. Burden of disease attributed to high level serum low-density lipoprotein cholesterol in China in 2017 Page:839—844
181. A study on the relationship between insufficient sleep and obesity among children and adolescents in China Page:845—849
182. Characteristics of subtypes and transmission of HIV-1 infected persons among student MSM in Zhejiang province, 2013-2015 Page:940—945
183. A prospective cohort study on the association between smoking and blood pressure among middle-aged and elderly people Page:896—901
184. Progress of research regarding the influenza early warning system, based on "Big Data" Page:975—980
185. Associations between physical activities and gestational diabetes mellitus in the first trimester of pregnancy Page:829—833
186. Influencing factors on smoking cessation among outpatients from the National Central Subsidy Smoking Cessation Clinic Project, in 2015-2018 Page:890—895
187. Efficacy of esophageal cancer screening program on population at high risk: a survey carried out in people aged 40-69 years in Yangzhong, Jiangsu province Page:908—912
188. Heritability of alcohol intake among adult twins, calculate by the structural equation model Page:819—823
189. Study on the correlation between prognosis of patients with chronic hepatitis B under interferon treatment and polymorphism of both calcitonin gene related peptide and receptor activity modifying protein 1 Page:924—928
190. Feasibility on the Internet-based HIV nucleic acid testing with dry blood spots and risk factors associated with HIV infection in men having sex with men in Beijing Page:913—918
191. Relationship between mutations of HBV basal core promoter region in HBsAg-positive mothers and intrauterine transmission Page:902—907
192. Description of epidemic features and control status on tuberculosis in China, 1990-2017 Page:856—860
193. Association between puberty with thyroid morphology and function in women Page:877—883
194. Study on the association between CYP24A1 genetic polymorphisms and risks related to postmenopausal breast cancer Page:934—939
195. Influence factors related epidemics on hantavirus disease Page:968—974
196. Systematic reviews and evidence quality assessment on effectiveness of 1 dose varicella attenuated live vaccine for healthy children aged 1-12 years in China Page:1138—1144
197. Association of antenatal anxiety with preterm birth and low birth weight: evidence from a birth cohort study Page:1072—1075
198. Preventive medicine curriculum system in training program of clinical medicine in the era of Healthy China Page:1155—1159
199. Analysis on influencing factors on HIV testing behaviors in some foreigners in Guangzhou Page:1092—1096
200. Analysis on characteristics of HIV-1 molecular networks in men who have sex with men in Kunming, 2016-2018 Page:1121—1125
201. Current global development of screening guidelines for hepatocellular carcinoma: a systematic review Page:1126—1137
202. Association of fat mass and obesity associated gene polymorphism with the risk of gestational diabetes Page:1097—1102
203. Application of moving epidemic method in establishing epidemic intensity threshold of hand, foot, and mouth disease in southern China Page:1047—1053
204. Epidemiological and genetic characteristics of H5 subtype avian influenza virus in Guangzhou, 2014-2019 Page:1115—1120
205. Situation of anal sex among low-tier female sex workers in the Demonstration Areas of Comprehensive AIDS Responses in Zhejiang province Page:1081—1085
206. Epidemiological and pathogenic characteristics of cases with severe and fatal hand, foot, and mouth disease caused by other enterovirus in Hebei province, 2013-2017 Page:1054—1057
207. Smoking cessation in chronic obstructive pulmonary disease patients aged 40 years or older in China, 2014-2015 Page:1021—1027
208. Progress in research of influencing factors of oral microbiome and association between oral microbiome and upper gastrointestinal cancer Page:1160—1164
209. Analysis on awareness of chronic obstructive pulmonary disease (COPD) status and related knowledge in patients with COPD in China, 2014-2015 Page:1034—1040
210. Dose-response relationship between different respirable coal dust exposures and pneumoconiosis risk Page:1068—1071
211. Research progress on spatiotemporal clustering of disease Page:1165—1170
212. Isolation and identification of Leptospira in patients with fever of unknown origin in Guizhou province Page:1110—1114
213. Analysis of application of herd immunity as a control strategy for COVID-19 Page:986—989
214. Epidemiological characteristics of fatal cases of hand, foot, and mouth disease in children under 5 years old in China, 2008-2018 Page:1041—1046
215. Method of dietary nutritional status assessment and its application in cohort study of nutritional epidemiology Page:1145—1150
216. Study on intention of smoking concession, awareness of smoking hazards and impact on smoking status in residents aged 18-65 years in Beijing Page:1058—1062
217. Pneumococcal vaccination rate in chronic obstructive pulmonary disease patients aged 40 years or older in China, 2014-2015 Page:1028—1033
218. Epidemiological characteristics of human brucellosis in Tongliao city of Inner Mongolia Autonomous Region, 2004-2018 Page:1063—1067
219. Estimating the distribution of COVID-19 incubation period by interval-censored data estimation method Page:1000—1003
220. An epidemiologic thinking on the diagnosis criteria of COVID-19 Page:998—999
221. Non-occupational post-exposure prophylaxis in men who have sex with men in Guangxi Zhuang Autonomous Region Page:1086—1091
222. Analysis on respiratory rehabilitation in patients with chronic obstructive pulmonary disease aged 40 years or older in China, 2014-2015 Page:1014—1020
223. Surveillance and evaluation of diagnosis, treatment and management of patients with chronic obstructive pulmonary disease Page:1009—1013
224. Immunization efficacy and safety of Brucella 104M against aerosol challenge in BALB/c mice Page:1103—1109
225. Characteristics of college students’ cognitive emotion regulation strategies and its pedagogical implications Page:1151—1154
226. Compliance of lung cancer screening with low-dose computed tomography and influencing factors in urban area of Henan province Page:1076—1080
227. Interpretation for the group standards in guidelines for personal protection against coronavirus disease 2019 for diseases control person Page:1192—1194
228. Challenges and factors that influencing causal inference and interpretation, based on Mendelian randomization studies Page:1231—1236
229. Study on the relationship between sleep-related problems and dyslipidemia among adults in Beijing Page:1250—1255
230. Spatio-temporal clustering of hepatitis A in Gansu provice, 2004-2018 Page:1319—1323
231. Relationship between both duration and quality of sleep, and metabolic syndrome identified by classification tree model in midlife population in Tianjin Page:1266—1271
232. Analysis on genetic characteristics of H9N2 avian influenza virus isolated from human infection and external environment in Gansu province Page:1345—1351
233. Association between sleep and serum hemoglobin A1c in nondiabetic population in Beijing Page:1256—1260
234. Percentile reference value of waist circumference for Chinese children aged 3-7 years Page:1286—1290
235. Predictive ability of risk assessment tool regarding HIV infection for men who have sex with men Page:1324—1327
236. Relationship between both quality and duration of sleep and type 2 diabetes in middle-aged and elderly people in Shanghai Page:1261—1265
237. Characteristics of HIV-1 genotype and drug resistance among men who have sex with men in Kunming, 2018 Page:1335—1340
238. Association between dietary glycemic load during first trimester and the risk of gestational diabetes mellitus: a prospective study Page:1352—1358
239. Association between sleep status and prevalence of major chronic diseases Page:1237—1241
240. Relationship between eating behavior and obesity among Chinese adults Page:1296—1302
241. A Meta-analysis on the association between sleep duration and metabolic syndrome in adults Page:1272—1279
242. Pattern of sugar-sweetened beverages consumption—based on group-based trajectory modeling and its association with childhood periodontal health Page:1308—1312
243. Epidemiology of syphilis in Zhejiang province, 2010-2019 Page:1313—1318
244. Status of sleep and influencing factors in employed floating population in China Page:1242—1249
245. Evaluation of the emergency response strategies and measures on the epidemic of COVID-19 in Shenzhen, China Page:1225—1230
246. Epidemiological characteristics of serum vitamin B 12 and folate levels in women awaiting delivery Page:1359—1364
247. Development and applications of makeshift emergency hospitals Page:1199—1203
248. Characteristics on molecular epidemiology of Brucella melitensis in Jiangxi province Page:1341—1344
249. Association between perceived built environment attributes and adults’ leisure-time physical activity in four cities of China Page:1280—1285
250. Pre-pregnancy BMI, gestational diabetes and different indicators of childhood obesity at the age of four: a prospective cohort study Page:1303—1307
251. Investigation on two family clusters of COVID-19 in a county of Baotou city in Inner Mongolia Autonomous Region Page:1210—1213
252. Typical case analysis of COVID-19 cluster epidemic in Shaanxi, 2020 Page:1204—1209
253. Characteristics and diversity of infectious diarrheal caused by various pathogens Page:1328—1334
254. Epidemiological characteristics of COVID-19 monitoring cases in Yinzhou district based on health big data platform Page:1220—1224
255. Analysis of family influencing factors of dietary behavior pattern of children and adolescents Page:1291—1295
256. Association of abdominal obesity and obesity types with carotid intima-media thickness in children in China Page:1450—1454
257. Trend analysis and prediction of viral hepatitis incidence in China, 2009-2018 Page:1460—1464
258. Prevention of cardiovascular disease in adulthood should attach importance to related risk factors in childhood Page:1428—1432
259. Blood pressure control and influencing factors in hypertension patients with metabolic syndrome Page:1514—1517
260. Investigation of detection capacities of laboratories in sexually transmitted disease surveillance areas in China Page:1509—1513
261. Association between parental alcohol use and alcohol use in children and adolescents in China Page:1527—1530
262. Epidemic characteristics and trend analysis of COVID-19 in Hubei province Page:1396—1400
263. Detection of hypertension based on measurements at three occasions in different days and its relationship with obesity in children Page:1445—1449
264. A systematic review on quality of life of esophageal cancer patients in China Page:1536—1541
265. Epidemiological characteristics of asymptomatic infection cases of COVID-19 in Guangdong province Page:1406—1410
266. Characteristics and trends of newly reported HIV infection in young students in China, 2010-2019 Page:1455—1459
267. Impact of achievement of "90-90-90" goals on reduction in new HIV infections in Shandong province based on risk estimation equation Page:1499—1503
268. Assessment of mortality burden and economic loss attributed to long-term PM 2.5 exposure in the Beijing-Tianjin-Hebei area Page:1471—1476
269. World Health Organization’s response mechanisms for COVID-19 Page:1385—1389
270. Association between endurance quality and blood pressure levels in Han students aged 13-18 years in China, 2014 Page:1433—1439
271. Scenario-based study of medical resource requirement rapid assessment under the COVID-19 pandemic Page:1390—1395
272. Investigation of an epidemic cluster caused by COVID-19 cases in incubation period in Shanghai Page:1401—1405
273. Current status and projection of non-communicable diseases in 126 countries participating in the Belt and Road initiative Page:1487—1493
274. Analysis on transmission chain of a cluster epidemic of COVID-19, Nanchang Page:1420—1423
275. Effect of blood pressure measurement on detection of elevated blood pressure in Tibetan adolescents Page:1440—1444
276. Analysis on long-term trend of mortality and years of life lost of breast cancer in women in Tianjin, 1999-2017 Page:1477—1481
277. Correlation between alcohol drinking and high risk sexual behaviors in HIV negative clients of female sex workers Page:1531—1535
278. Epidemiological analysis of Plague in Dehong Dai and Jingpo Autonomous Prefecture of Yunnan province, 1950-2019 Page:1504—1508
279. Relationship between sedentary time and incidence of type 2 diabetes in adults in China: a prospective cohort study Page:1465—1470
280. Analysis on the relationship between smoking status and the onset age of onset and the direct medical expenditure expenses of gastric cancer patients Page:1482—1486
281. Epidemiological characteristics of imported malaria in Shandong province, 2017-2018 Page:1494—1498
282. Epidemiological characteristics of COVID-19 in Gansu province Page:1415—1419
283. Epidemiological characteristics of COVID-19 in Shaanxi province Page:1411—1414
284. Risk prevention of plague and suggestions for coping in China Page:1550—1553
285. Application of electronic data acquisition system REDCap in large natural population-based cohort studies Page:1542—1549
286. Analysis of HBsAg screening among rural childbearing age people in Yunnan province during 2013-2017 Page:1522—1526
287. Interpretation for the group standards in the handling of accidental leak coronavirus disease 2019 sample Page:1378—1380
288. Analysis on post-marketing effectiveness and immunogenicity of enterovirus-A71 vaccine Page:1518—1521
289. Current status, progress and suggestions regarding prevention and control of brucellosis in China Page:1424—1427
290. Interpretation for the group standards in technical specification for health risk investigation of central air conditioning ventilation system during coronavirus disease 2019 epidemic Page:1381—1384
291. Progress of research on the relations between bipolar disorder and type 2 diabetes mellitus Page:1741—1744
292. Study on the relationship between lifestyle and depression symptoms: a TCLSIH study Page:1674—1680
293. Epidemiological study design of asymptomatic infection of the 2019 novel coronavirus Page:1577—1581
294. Risk assessment of global COVID-19 imported cases into China Page:1582—1587
295. Laboratory investigation for one gastroenteritis outbreak caused by Campylobacter jejuni Page:1692—1696
296. Technical guidelines for seasonal influenza vaccination in China (2020-2021) Page:1555—1576
297. Current status of standardization of basic public health services and standardization strategy of service equalization in China Page:1723—1730
298. Progress of research on the susceptibility of HIV infection among heterosexual partners of men who have sex with men Page:1731—1734
299. HIV infection and associated factors of male sex workers among men who have sex with men Page:1697—1702
300. Epidemiological characteristics and the development of spatiotemporal analysis models on hemorrhagic fever with renal syndrome in China Page:1735—1740
301. Progress of research on the environmental and genetic influencing factors of colorectal cancer Page:1745—1750
302. Prediction of severe outcomes of patients with COVID-19 Page:1595—1600
303. On prevention and control strategy of colorectal cancer in China Page:1627—1632
304. Global prevalence of human brucellosis Page:1717—1722
305. Epidemic dynamic model based evaluation of effectiveness of prevention and control strategies for COVID-19 in Ningbo Page:1606—1610
306. Disease burden of colorectal cancer in China: any changes in recent years? Page:1633—1642
307. Consideration on improving public health emergency management ability of current medical health system Page:1588—1594
308. Rates on the acceptance of colonoscopy, fecal immunochemical test and a novel risk-adapted screening approach in the screening programs of colorectal cancer as well as related associated factors Page:1655—1661
309. Trends of burden on ischemic heart disease and epidemiological transition of related risk factors in China, 1990-2017 Page:1703—1709
310. Application of healthcare big data in active case finding of COVID-19 in Yinzhou district of Ningbo Page:1611—1615
311. Level and trend of low birth weight mortality in children under 1 year old in China, 2004-2018 Page:1710—1716
312. Contagiousness and secondary attack rate of 2019 novel coronavirus based on cluster epidemics of COVID-19 in Guangzhou Page:1623—1626
313. Association between obesity and risk for colorectal advanced adenoma Page:1643—1648
314. Preliminary analysis on COVID-19 case spectrum and spread intensity in different provinces in China except Hubei province Page:1601—1605
315. Epidemiological characteristics of COVID-19 in Wuchang district of Wuhan Page:1616—1622
316. Association between lifestyle-related factors and colorectal adenoma Page:1649—1654
317. Prospective evaluation on the impact of colonoscopy regarding the incidence of colorectal cancer Page:1662—1667
318. Perinatal outcomes on mortality and influencing factors among HIV-infected mothers in Sichuan province Page:1686—1691
319. Regional and demographic differences on passive smoking among non-smokers aged 30-79 years in 10 regions of China Page:1668—1673
320. Prevalence and associated factors regarding electronic cigarette smoking among adults in Shandong province Page:1681—1685
321. Incidence of eating problems and related factors in children aged 1-6 years Page:1818—1823
322. Application and thinking of health standards related to public health in prevention and control of coronavirus disease 2019 Page:1758—1764
323. Disease burden of liver cancer in China: an updated and integrated analysis on multi-data source evidence Page:1848—1858
324. Using Markov Chain Monte Carlo methods to estimate the age-specific case fatality rate of COVID-19 Page:1777—1781
325. Establishment of multi-point trigger and multi-channel surveillance mechanism for intelligent early warning of infectious diseases in China Page:1753—1757
326. Epidemiological characteristics of severe cases of hand, foot, and mouth disease in China, 2008-2018 Page:1802—1807
327. Progress on genotyping of norovirus Page:1927—1932
328. Cohort studies on the association between maternal smoking during pregnancy and autism spectrum disorders of children: a Meta-analysis Page:1921—1926
329. An analysis on newly reported HIV/AIDS cases in medical institutions in Tianjin, 2005-2017 Page:1871—1875
330. Epidemiological and molecular characteristics of human brucellosis in Qinghai province, 2005-2019 Page:1905—1908
331. Analysis on seasonality, age distribution of influenza B cases and matching degree of influenza B vaccine in China, 2011-2019 Page:1813—1817
332. Spatial-temporal analysis on imported dengue fever in six provinces of China, 2016-2018 Page:1808—1812
333. Characteristics and prognosis of female breast cancer in Guangzhou, 2008-2017 Page:1831—1835
334. Folic acid supplementation before and during pregnancy and the risk of preeclampsia Page:1894—1899
335. Analysis on incidence and mortality of ovarian cancer in Jiangsu province, 2006-2015 Page:1859—1864
336. Progress in research of Fusobacterium nucleatum and upper gastrointestinal cancer Page:1938—1941
337. Epidemiological characteristics of imported COVID-19 cases in Guangzhou Page:1786—1790
338. Interpretation for the group standard of the General principles of description for pathogenic microorganism collection Page:1798—1801
339. Meta-analysis on association between TNF-α and CCR5Δ32 gene polymorphisms and influenza A(H1N1)pdm09 Page:1909—1914
340. Relationship between new-type drug use and high risk sex behavior in men who have sex with men Page:1882—1887
341. Spatial clustering analysis and trend of liver cancer death rate in Shandong province, 1970-2013 Page:1865—1870
342. Progress in research of burden of disease attributed to population ageing Page:1915—1920
343. The role of time-series propagation map and activity path of confirmed cases in the analysis and determination of COVID-19 epidemic Page:1782—1785
344. A case-control study on effect of occupational factor exposures on carotid atherosclerosis in steel workers Page:1836—1842
345. Application and thinking of health standards related to medical care and health information in prevention and control of COVID-19 Page:1765—1771
346. Inference of start time of resurgent COVID-19 epidemic in Beijing with SEIR dynamics model and evaluation of control measure effect Page:1772—1776
347. Risk analysis of immunological failure of antiretroviral therapy in HIV/AIDS patients in Taizhou prefecture, 2006-2019 Page:1888—1893
348. Comparison of compliance and cost effectiveness between brand-name statins and generic statins Page:1900—1904
349. Study on spatial clustering characteristics of tuberculosis in China, 2013-2018 Page:1843—1847
350. Estimation of newly HIV infection trend by using the back-calculation method in Honghe Hani and Yi autonomous prefecture Page:1876—1881
351. Relationship between frailty status and risk of death in the elderly based on frailty index analysis Page:1824—1830
352. Progress in research of association of adverse childhood experiences with prevalence of common chronic diseases in adulthood Page:1933—1937
353. Analysis on medical observation of 1 665 close contacts of COVID-19 cases Page:2020—2023
354. Results and cost-effectiveness of colorectal cancer screening program among urban residents in Zhejiang province, 2013-2018 Page:2080—2086
355. Investigation of a cluster epidemic of COVID-19 in Ningbo Page:2029—2033
356. Practice and thinking of acute respiratory infection surveillance for the response of emerging respiratory diseases in Shanghai Page:1994—1998
357. Analysis on clustered regularly interspaced short palindromic repeats loci polymorphism of Yersinia pestis and its area distribution in Gansu province Page:2125—2130
358. Introduction to COSMOS-E: Guidance on conducting systematic reviews and Meta-analyses on etiology of observational studies Page:2149—2159
359. Application of healthy big data in prevention and control of chronic diseases Page:2163—2168
360. Relations of human papillomavirus infection, vaginal micro-environmental disorder with cervical lesion Page:2135—2140
361. Survival status and influencing factors of HIV/AIDS cases in Liuzhou, 2008-2018 Page:2098—2103
362. Clinical research: why we must mater the essentials Page:2160—2162
363. Genotyping on one case with Chikungunya infection introduced into Tianjin in China from Myanmar Page:2131—2134
364. A prospective cohort study on the associations between vitamin D nutritional status and cardiometabolic abnormities in children Page:2059—2065
365. Epidemiological and virus molecular characterization of dengue fever outbreak in Hunan province, 2018 Page:2119—2124
366. COVID-19 epidemic and its characteristics in Heilongjiang province Page:2005—2009
367. Asymptomatic infection of COVID-19 and its challenge to epidemic prevention and control Page:1985—1988
368. Research progress of the impact of COVID-19 outbreak on people living with HIV Page:1980—1984
369. The Breast Cancer Cohort Study in Chinese Women: the methodology of population-based cohort and baseline characteristics Page:2040—2045
370. Investigation on a cluster epidemic of COVID-19 in a supermarket in Liaocheng, Shandong province Page:2024—2028
371. The Breast Cancer Cohort Study in Chinese Women: research design and preliminary results of clinical multi-center cohort Page:2046—2052
372. Boss mass index and mortality from cardiovascular disease in China: a prospective study in rural men Page:2072—2079
373. The Breast Cancer Cohort Study in Chinese Women: the construction and progress of the pan-shared biobank Page:2053—2058
374. Epidemiological characteristics and measures of prevention and control of imported COVID-19 cases in early phase in Shanghai Page:2034—2039
375. Diagnostic performance of quantitative fecal immunochemical test in detection of advanced colorectal neoplasia Page:2104—2111
376. Genotype distribution and behavioral risk factor analysis of human papillomavirus infection among Kazak women in Xinjiang Uygur Autonomous Region Page:2112—2118
377. Epidemic characteristics and dynamic changes of spatio-temporal distribution of hemorrhagic fever with renal syndrome in Guangzhou, 2010-2019 Page:2087—2092
378. Current status and enlightenment of teaching models in evidence-based medicine at home and abroad: a qualitative systematic review Page:2141—2148
379. Study on transmission dynamic of 15 clusters of COVID-2019 cases in Ningbo Page:2010—2014
380. Application of obesity indicators based on body fat in the screening of persistent dyslipidemia among school-aged children Page:2066—2071
381. Investigation of transmission chain of a cluster COVID-19 cases Page:2015—2019
382. Influencing factors of antiretroviral therapy and its association with immunological effect among HIV/AIDS patients in Taizhou city, 2006-2019 Page:2093—2097