1.Comparison of chemical components of Lonicera fragrantissima and Lonicera japonica based on LC-MS
Ying JIN ; Le-Wen XIONG ; Gao-Bin PU ; Fang ZHANG ; Jia LI ; Long-Fei ZHANG ; Yong-Qing ZHANG
Chinese Traditional Patent Medicine 2024;46(3):850-859
AIM To compare the components difference between Lonicera fragrantissima Lindl.et Paxt.(LFL)and Lonicerae japonicae Flos(LJF),and to evaluate the medicinal value of LFL,so as to provide reference for the development and utilization of LFL and LJF.METHODS With 70%methanol as extraction solvent,the components were analyzed by UPLC-TOF-MS,and the contents of 20 components were determined by HPLC-QQQ-MS.The components difference was determined by multivariate statistical analysis.RESULTS A total of 52 components were identified in the buds of LFL and LJF.There were 4 different components in LJF,and the contents of 20 quantitative components were significantly different.The contents of isochlorogenic acid C,ferulic acid,luteolin and rutin in the buds of LFL were more than 2 times that of LJF,and the contents of marchanic acid and marchanin were 11.96 times and 37.23 times that of LJF respectively.Maganin,isochlorogenic acid A,maganic acid,rutin and dicomachanic acid are the key differentiating components of LFL and LJF.CONCLUSION The buds of LFL and LJF have similar species,but the content difference is obvious.The buds of LFL have important medicinal value,which need further development and utilization.
2.Analysis of Plasma Metabolic Profile in Children with Transfusion-Dependent Thalassemia
Xiao-Lan LIU ; Wen-Zhong LI ; Qian ZHANG ; Xue-Mei WANG ; Yu-Ru ZHOU ; Cheng-Gao WU ; Si-Min XIONG ; Ai-Ping LE ; Zhang-Lin ZHANG
Journal of Experimental Hematology 2024;32(2):525-531
Objective:To explore the plasma metabolomic characteristics of children with transfusion-dependent thalassemia(TDT),and reveal the changes of metabolic pattern in children with TDT.Methods:23 children with TDT who received regular blood transfusion in Ganzhou Women and Children's Health Care Hospital in 2021 were selected,and 11 healthy children who underwent physical examination during the same period were selected as the control group.The routine indexes between children with TDT and the control group were compared,and then the metabolic composition of plasma samples from children with TDT and the control group was detected by liquid chromatography-mass spectrometry.An OPLS-DA model was established to perform differential analysis on the detected metabolites,and the differential metabolic pathways between the two groups were analyzed based on the differential metabolites.Results:The results of routine testing showed that the indexes of ferritin,bilirubin,total bile acid,glucose and triglycerides in children with TDT were significantly higher than those in healthy controls,while hemoglobin and total cholesterol were significantly lower(all P<0.05).However there was no significant difference in lactate dehydrogenase between the two groups(P>0.05).Compared with the control group,190 differential metabolites(VIP>1)were identified in TDT children.Among them,168 compounds such as arginine,proline and glycocholic acid were significantly increased,while the other 22 compounds such as myristic acid,eleostearic acid,palmitic acid and linoleic acid were significantly decreased.The metabolic pathway analysis showed that the metabolic impact of TDT on children mainly focused on the upregulation of amino acid metabolism and downregulation of lipid metabolism.Conclusion:The amino acid and lipid metabolism in children with TDT were significantly changed compared with the healthy control group.This finding is helpful to optimize the treatment choice for children with TDT,and provides a new idea for clinical treatment.
3.Chinese expert consensus on blood support mode and blood transfusion strategies for emergency treatment of severe trauma patients (version 2024)
Yao LU ; Yang LI ; Leiying ZHANG ; Hao TANG ; Huidan JING ; Yaoli WANG ; Xiangzhi JIA ; Li BA ; Maohong BIAN ; Dan CAI ; Hui CAI ; Xiaohong CAI ; Zhanshan ZHA ; Bingyu CHEN ; Daqing CHEN ; Feng CHEN ; Guoan CHEN ; Haiming CHEN ; Jing CHEN ; Min CHEN ; Qing CHEN ; Shu CHEN ; Xi CHEN ; Jinfeng CHENG ; Xiaoling CHU ; Hongwang CUI ; Xin CUI ; Zhen DA ; Ying DAI ; Surong DENG ; Weiqun DONG ; Weimin FAN ; Ke FENG ; Danhui FU ; Yongshui FU ; Qi FU ; Xuemei FU ; Jia GAN ; Xinyu GAN ; Wei GAO ; Huaizheng GONG ; Rong GUI ; Geng GUO ; Ning HAN ; Yiwen HAO ; Wubing HE ; Qiang HONG ; Ruiqin HOU ; Wei HOU ; Jie HU ; Peiyang HU ; Xi HU ; Xiaoyu HU ; Guangbin HUANG ; Jie HUANG ; Xiangyan HUANG ; Yuanshuai HUANG ; Shouyong HUN ; Xuebing JIANG ; Ping JIN ; Dong LAI ; Aiping LE ; Hongmei LI ; Bijuan LI ; Cuiying LI ; Daihong LI ; Haihong LI ; He LI ; Hui LI ; Jianping LI ; Ning LI ; Xiying LI ; Xiangmin LI ; Xiaofei LI ; Xiaojuan LI ; Zhiqiang LI ; Zhongjun LI ; Zunyan LI ; Huaqin LIANG ; Xiaohua LIANG ; Dongfa LIAO ; Qun LIAO ; Yan LIAO ; Jiajin LIN ; Chunxia LIU ; Fenghua LIU ; Peixian LIU ; Tiemei LIU ; Xiaoxin LIU ; Zhiwei LIU ; Zhongdi LIU ; Hua LU ; Jianfeng LUAN ; Jianjun LUO ; Qun LUO ; Dingfeng LYU ; Qi LYU ; Xianping LYU ; Aijun MA ; Liqiang MA ; Shuxuan MA ; Xainjun MA ; Xiaogang MA ; Xiaoli MA ; Guoqing MAO ; Shijie MU ; Shaolin NIE ; Shujuan OUYANG ; Xilin OUYANG ; Chunqiu PAN ; Jian PAN ; Xiaohua PAN ; Lei PENG ; Tao PENG ; Baohua QIAN ; Shu QIAO ; Li QIN ; Ying REN ; Zhaoqi REN ; Ruiming RONG ; Changshan SU ; Mingwei SUN ; Wenwu SUN ; Zhenwei SUN ; Haiping TANG ; Xiaofeng TANG ; Changjiu TANG ; Cuihua TAO ; Zhibin TIAN ; Juan WANG ; Baoyan WANG ; Chunyan WANG ; Gefei WANG ; Haiyan WANG ; Hongjie WANG ; Peng WANG ; Pengli WANG ; Qiushi WANG ; Xiaoning WANG ; Xinhua WANG ; Xuefeng WANG ; Yong WANG ; Yongjun WANG ; Yuanjie WANG ; Zhihua WANG ; Shaojun WEI ; Yaming WEI ; Jianbo WEN ; Jun WEN ; Jiang WU ; Jufeng WU ; Aijun XIA ; Fei XIA ; Rong XIA ; Jue XIE ; Yanchao XING ; Yan XIONG ; Feng XU ; Yongzhu XU ; Yongan XU ; Yonghe YAN ; Beizhan YAN ; Jiang YANG ; Jiangcun YANG ; Jun YANG ; Xinwen YANG ; Yongyi YANG ; Chunyan YAO ; Mingliang YE ; Changlin YIN ; Ming YIN ; Wen YIN ; Lianling YU ; Shuhong YU ; Zebo YU ; Yigang YU ; Anyong YU ; Hong YUAN ; Yi YUAN ; Chan ZHANG ; Jinjun ZHANG ; Jun ZHANG ; Kai ZHANG ; Leibing ZHANG ; Quan ZHANG ; Rongjiang ZHANG ; Sanming ZHANG ; Shengji ZHANG ; Shuo ZHANG ; Wei ZHANG ; Weidong ZHANG ; Xi ZHANG ; Xingwen ZHANG ; Guixi ZHANG ; Xiaojun ZHANG ; Guoqing ZHAO ; Jianpeng ZHAO ; Shuming ZHAO ; Beibei ZHENG ; Shangen ZHENG ; Huayou ZHOU ; Jicheng ZHOU ; Lihong ZHOU ; Mou ZHOU ; Xiaoyu ZHOU ; Xuelian ZHOU ; Yuan ZHOU ; Zheng ZHOU ; Zuhuang ZHOU ; Haiyan ZHU ; Peiyuan ZHU ; Changju ZHU ; Lili ZHU ; Zhengguo WANG ; Jianxin JIANG ; Deqing WANG ; Jiongcai LAN ; Quanli WANG ; Yang YU ; Lianyang ZHANG ; Aiqing WEN
Chinese Journal of Trauma 2024;40(10):865-881
Patients with severe trauma require an extremely timely treatment and transfusion plays an irreplaceable role in the emergency treatment of such patients. An increasing number of evidence-based medicinal evidences and clinical practices suggest that patients with severe traumatic bleeding benefit from early transfusion of low-titer group O whole blood or hemostatic resuscitation with red blood cells, plasma and platelet of a balanced ratio. However, the current domestic mode of blood supply cannot fully meet the requirements of timely and effective blood transfusion for emergency treatment of patients with severe trauma in clinical practice. In order to solve the key problems in blood supply and blood transfusion strategies for emergency treatment of severe trauma, Branch of Clinical Transfusion Medicine of Chinese Medical Association, Group for Trauma Emergency Care and Multiple Injuries of Trauma Branch of Chinese Medical Association, Young Scholar Group of Disaster Medicine Branch of Chinese Medical Association organized domestic experts of blood transfusion medicine and trauma treatment to jointly formulate Chinese expert consensus on blood support mode and blood transfusion strategies for emergency treatment of severe trauma patients ( version 2024). Based on the evidence-based medical evidence and Delphi method of expert consultation and voting, 10 recommendations were put forward from two aspects of blood support mode and transfusion strategies, aiming to provide a reference for transfusion resuscitation in the emergency treatment of severe trauma and further improve the success rate of treatment of patients with severe trauma.
4.Early efficacy of three dimensional printed anatomical biomimetic cervical artificial disc replacement in the treatment of cervical degenerative diseases.
Li Xiong QIAN ; Liang YAN ; Zheng Wei XU ; Le Qun SHAN ; Wen Tao WANG ; Li Min HE ; Si Min HE ; Yong FAN ; Chao Yuan GE ; Hou Kun LI ; Ding Jun HAO
Chinese Journal of Surgery 2022;60(3):223-229
Objective: To investigate the efficacy and safety of a new cervical artificial disc prosthesis in the treatment of cervical degenerative diseases. Methods: The clinical data of 18 patients with single-level cervical degenerative diseases who underwent three dimensional printed anatomical bionic cervical disc replacement at Department of Spinal Surgery,Honghui Hospital,Xi'an Jiaotong University from May 2019 to July 2020 were analyzed retrospectively. There were 7 males and 11 females,aged (45±8) years old(range:28 to 58 years).The surgical segment was located at C3-4 level in 2 cases, C4-5 level in 5 cases, C5-6 level in 9 cases, and C6-7 level in 2 cases.The clinical and radiographic outcomes were recorded and compared at preoperative,postoperative times of one month and twelve months.The clinical assessments contained Japanese orthopedic association (JOA) score,neck disability index (NDI) and visual analogue scale (VAS).Imaging assessments included range of motion (ROM) of cervical spine, prosthesis subsidence and prosthesis anteroposterior migration.Repeated measurement variance analysis was used for comparison between groups,and paired t test was used for pairwise comparison. Results: All patients underwent the operation successfully and were followed up for more than 12 months.Compared with preoperative score,the JOA score,NDI and VAS were significantly improved after surgery (all P<0.01).There was no significant difference in postoperative ROM compared with 1-and 12-month preoperative ROM (t=1.570,P=0.135;t=1.744,P=0.099). The prosthesis subsidence was (0.29±0.13) mm (range: 0.18 to 0.50 mm) at 12-month postoperatively.The migration of prosthesis at 12-months postoperatively were (0.71±0.20) mm (range: 0.44 to 1.08 mm).There was no prosthesis subsidence or migration>2 mm at 12-month postoperatively. Conclusion: Three dimensional printed anatomical biomimetic cervical artificial disc replacement has a good early clinical effect in the treatment of cervical degenerative diseases, good mobility can be obtained while maintaining stability.
Adult
;
Biomimetics
;
Cervical Vertebrae/surgery*
;
Female
;
Follow-Up Studies
;
Humans
;
Intervertebral Disc/surgery*
;
Intervertebral Disc Degeneration/surgery*
;
Male
;
Middle Aged
;
Range of Motion, Articular
;
Retrospective Studies
;
Total Disc Replacement/methods*
;
Treatment Outcome
5.Research advances in work-related musculoskeletal disorders among construction workers
WANG Ze xin ZHANG Dan ying HE Zhi peng ZHANG Wen le HE Xiong da
China Occupational Medicine 2022;52(04):449-
Abstract: - ( ) ,
Work related musculoskeletal disorders WMSDs are common occupational diseases in construction workers which
have a high prevalence rate and involve a large number of construction workers. WMSDs affect daily work and quality of life of
,
patients leading to absenteeism and burden. The main body parts of construction workers suffering from WMSDs are lower back/
, , , , ,
waist neck shoulder knee elbow and hand/wrist and most of the patients are complicated in multiple sites. The prevalence
,
of WMSDs varies by site with the lower back/waist being the most common sites. The influencing factors of WMSDs in
( , , , , ,
construction workers mainly include individual factors age years of work gender smoking status sleep habits physical
, ), ( , , ,
fitness and physical exercise etc. occupational factors work load job type working posture work organization and
, )
management working environment and social psychological factors. The incidence of WMSDs is the result of multiple factors.
, ,
Therefore tertiary prevention is the key to the prevention and control of WMSDs especially the etiological prevention. Chinese
,
construction industry is in the period of rapid development and the demand of construction workers is large. It is urgent to carry
out epidemiological and intervention studies on WMSDs for construction workers to guide the formulation of relevant guidelines
and measures for prevention and control of WMSDs.
6.Research advances in work-related musculoskeletal disorders among construction workers
WANG Ze xin ZHANG Dan ying HE Zhi peng ZHANG Wen le HE Xiong da
China Occupational Medicine 2022;52(04):449-
Abstract: - ( ) ,
Work related musculoskeletal disorders WMSDs are common occupational diseases in construction workers which
have a high prevalence rate and involve a large number of construction workers. WMSDs affect daily work and quality of life of
,
patients leading to absenteeism and burden. The main body parts of construction workers suffering from WMSDs are lower back/
, , , , ,
waist neck shoulder knee elbow and hand/wrist and most of the patients are complicated in multiple sites. The prevalence
,
of WMSDs varies by site with the lower back/waist being the most common sites. The influencing factors of WMSDs in
( , , , , ,
construction workers mainly include individual factors age years of work gender smoking status sleep habits physical
, ), ( , , ,
fitness and physical exercise etc. occupational factors work load job type working posture work organization and
, )
management working environment and social psychological factors. The incidence of WMSDs is the result of multiple factors.
, ,
Therefore tertiary prevention is the key to the prevention and control of WMSDs especially the etiological prevention. Chinese
,
construction industry is in the period of rapid development and the demand of construction workers is large. It is urgent to carry
out epidemiological and intervention studies on WMSDs for construction workers to guide the formulation of relevant guidelines
and measures for prevention and control of WMSDs.
7.Research advances in work-related musculoskeletal disorders among construction workers
WANG Ze xin ZHANG Dan ying HE Zhi peng ZHANG Wen le HE Xiong da
China Occupational Medicine 2022;52(04):449-
Abstract: - ( ) ,
Work related musculoskeletal disorders WMSDs are common occupational diseases in construction workers which
have a high prevalence rate and involve a large number of construction workers. WMSDs affect daily work and quality of life of
,
patients leading to absenteeism and burden. The main body parts of construction workers suffering from WMSDs are lower back/
, , , , ,
waist neck shoulder knee elbow and hand/wrist and most of the patients are complicated in multiple sites. The prevalence
,
of WMSDs varies by site with the lower back/waist being the most common sites. The influencing factors of WMSDs in
( , , , , ,
construction workers mainly include individual factors age years of work gender smoking status sleep habits physical
, ), ( , , ,
fitness and physical exercise etc. occupational factors work load job type working posture work organization and
, )
management working environment and social psychological factors. The incidence of WMSDs is the result of multiple factors.
, ,
Therefore tertiary prevention is the key to the prevention and control of WMSDs especially the etiological prevention. Chinese
,
construction industry is in the period of rapid development and the demand of construction workers is large. It is urgent to carry
out epidemiological and intervention studies on WMSDs for construction workers to guide the formulation of relevant guidelines
and measures for prevention and control of WMSDs.
8.Research advances in work-related musculoskeletal disorders among construction workers
WANG Ze xin ZHANG Dan ying HE Zhi peng ZHANG Wen le HE Xiong da
China Occupational Medicine 2022;52(04):449-
Abstract: - ( ) ,
Work related musculoskeletal disorders WMSDs are common occupational diseases in construction workers which
have a high prevalence rate and involve a large number of construction workers. WMSDs affect daily work and quality of life of
,
patients leading to absenteeism and burden. The main body parts of construction workers suffering from WMSDs are lower back/
, , , , ,
waist neck shoulder knee elbow and hand/wrist and most of the patients are complicated in multiple sites. The prevalence
,
of WMSDs varies by site with the lower back/waist being the most common sites. The influencing factors of WMSDs in
( , , , , ,
construction workers mainly include individual factors age years of work gender smoking status sleep habits physical
, ), ( , , ,
fitness and physical exercise etc. occupational factors work load job type working posture work organization and
, )
management working environment and social psychological factors. The incidence of WMSDs is the result of multiple factors.
, ,
Therefore tertiary prevention is the key to the prevention and control of WMSDs especially the etiological prevention. Chinese
,
construction industry is in the period of rapid development and the demand of construction workers is large. It is urgent to carry
out epidemiological and intervention studies on WMSDs for construction workers to guide the formulation of relevant guidelines
and measures for prevention and control of WMSDs.
9.A multi-center retrospective study of perioperative chemotherapy for gastric cancer based on real-world data.
Xue Wei DING ; Zhi Chao ZHENG ; Qun ZHAO ; Gang ZHAI ; Han LIANG ; Xin WU ; Zheng Gang ZHU ; Hai Jiang WANG ; Qing Si HE ; Xian Li HE ; Yi An DU ; Lu Chuan CHEN ; Ya Wei HUA ; Chang Ming HUANG ; Ying Wei XUE ; Ye ZHOU ; Yan Bing ZHOU ; Dan WU ; Xue Dong FANG ; You Guo DAI ; Hong Wei ZHANG ; Jia Qing CAO ; Le Ping LI ; Jie CHAI ; Kai Xiong TAO ; Guo Li LI ; Zhi Gang JIE ; Jie GE ; Zhong Fa XU ; Wen Bin ZHANG ; Qi Yun LI ; Ping ZHAO ; Zhi Qiang MA ; Zhi Long YAN ; Guo Liang ZHENG ; Yang YAN ; Xiao Long TANG ; Xiang ZHOU
Chinese Journal of Gastrointestinal Surgery 2021;24(5):403-412
Objective: To explore the effect of perioperative chemotherapy on the prognosis of gastric cancer patients under real-world condition. Methods: A retrospective cohort study was carried out. Real world data of gastric cancer patients receiving perioperative chemotherapy and surgery + adjuvant chemotherapy in 33 domestic hospitals from January 1, 2014 to January 31, 2016 were collected. Inclusion criteria: (1) gastric adenocarcinoma was confirmed by histopathology, and clinical stage was cT2-4aN0-3M0 (AJCC 8th edition); (2) D2 radical gastric cancer surgery was performed; (3) at least one cycle of neoadjuvant chemotherapy (NAC) was completed; (4) at least 4 cycles of adjuvant chemotherapy (AC) [SOX (S-1+oxaliplatin) or CapeOX (capecitabine + oxaliplatin)] were completed. Exclusion criteria: (1) complicated with other malignant tumors; (2) radiotherapy received; (3) patients with incomplete data. The enrolled patients who received neoadjuvant chemotherapy and adjuvant chemotherapy were included in the perioperative chemotherapy group, and those who received only postoperative adjuvant chemotherapy were included in the surgery + adjuvant chemotherapy group. Propensity score matching (PSM) method was used to control selection bias. The primary outcome were overall survival (OS) and progression-free survival (PFS) after PSM. OS was defined as the time from the first neoadjuvant chemotherapy (operation + adjuvant chemotherapy group: from the date of operation) to the last effective follow-up or death. PFS was defined as the time from the first neoadjuvant chemotherapy (operation + adjuvant chemotherapy group: from the date of operation) to the first imaging diagnosis of tumor progression or death. The Kaplan-Meier method was used to estimate the survival rate, and the Cox proportional hazards model was used to evaluate the independent effect of perioperative chemo therapy on OS and PFS. Results: 2 045 cases were included, including 1 293 cases in the surgery+adjuvant chemotherapy group and 752 cases in the perioperative chemotherapy group. After PSM, 492 pairs were included in the analysis. There were no statistically significant differences in gender, age, body mass index, tumor stage before treatment, and tumor location between the two groups (all P>0.05). Compared with the surgery + adjuvant chemotherapy group, patients in the perioperative chemotherapy group had higher proportion of total gastrectomy (χ(2)=40.526, P<0.001), smaller maximum tumor diameter (t=3.969, P<0.001), less number of metastatic lymph nodes (t=1.343, P<0.001), lower ratio of vessel invasion (χ(2)=11.897, P=0.001) and nerve invasion (χ(2)=12.338, P<0.001). In the perioperative chemotherapy group and surgery + adjuvant chemotherapy group, 24 cases (4.9%) and 17 cases (3.4%) developed postoperative complications, respectively, and no significant difference was found between two groups (χ(2)=0.815, P=0.367). The median OS of the perioperative chemotherapy group was longer than that of the surgery + adjuvant chemotherapy group (65 months vs. 45 months, HR: 0.74, 95% CI: 0.62-0.89, P=0.001); the median PFS of the perioperative chemotherapy group was also longer than that of the surgery+adjuvant chemotherapy group (56 months vs. 36 months, HR=0.72, 95% CI:0.61-0.85, P<0.001). The forest plot results of subgroup analysis showed that both men and women could benefit from perioperative chemotherapy (all P<0.05); patients over 45 years of age (P<0.05) and with normal body mass (P<0.01) could benefit significantly; patients with cTNM stage II and III presented a trend of benefit or could benefit significantly (P<0.05); patients with signet ring cell carcinoma benefited little (P>0.05); tumors in the gastric body and gastric antrum benefited more significantly (P<0.05). Conclusion: Perioperative chemotherapy can improve the prognosis of gastric cancer patients.
Chemotherapy, Adjuvant
;
Female
;
Gastrectomy
;
Humans
;
Male
;
Neoadjuvant Therapy
;
Neoplasm Staging
;
Prognosis
;
Retrospective Studies
;
Stomach Neoplasms/surgery*
10.Sex Recognition of Skulls in Chinese Uygur.
Wen YANG ; Xiao Ning LIU ; Fei ZHU ; Xiong Le LIU ; Li Pin ZHU
Journal of Forensic Medicine 2019;35(2):200-204
Objective Logistic regression method was used to establish a multiple regression sex discriminant function to discriminate the complete skull model and the incomplete skull model without frontal bone, occipital bone and mandible of Uygur adults in Turpan, Xinjiang. Methods A total of 117 (60 male and 57 female) three-dimensional skull models were collected by CT. Sixteen cranial measurement indexes were measured and calculated by computer software. The multivariate regression sex discriminant function was established with Logistic regression method and retrospectively tested. Results Among the 16 measurement indexes, except for nose width (x7) and maximum frontal breadth (x13), the remaining 14 indexes had statistical significance of differences between male and female (P<0.05). For the discriminant function of complete skull established by eyebrow arch convexity (x4), mastoid width (x6), maximum cranial length (x12), cranial base length (x15), cranial circumference (x16), the male and female discrimination accuracy was 90.0% and 94.7%, respectively. For the sex discriminant function of incomplete skull without frontal bone established by mandibular angle width (x10), mandibular height (x11) and cranial circumference (x16), the discrimination accuracy of male and female was 85.0% and 84.2%, respectively. For the sex discriminant function of incomplete skull without occipital bone established by the index of eyebrow arch convexity (x4), the discrimination accuracy of male and female was 80.0% and 73.7%, respectively. For the sex discriminant function of incomplete skull without mandible established by frontal chord (x5) and occipital protrusion angle (x9), the discrimination accuracy of male and female was 85.0% and 78.9%, respectively. Conclusion The computer software and system developed in our study can achieve sex discrimination of complete skulls and incomplete skulls without frontal bone, occipital bone or mandible.
Adult
;
China
;
Discriminant Analysis
;
Ethnicity
;
Female
;
Forensic Anthropology
;
Humans
;
Imaging, Three-Dimensional
;
Jaw/diagnostic imaging*
;
Male
;
Retrospective Studies
;
Sex Characteristics
;
Sex Determination by Skeleton/methods*
;
Skull/diagnostic imaging*
;
Tomography, X-Ray Computed/methods*

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