1.Huangqi Jianzhongtang Regulates Polarization of Macrophages M1/M2 and Improves Fat Consumption in Cancer Cachexia Mice
Zhiyan FANG ; Haiyan ZHU ; Wenying HUAI ; Cong HUANG ; Ruocong YANG ; Haiyan YU ; Tiane ZHANG
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(2):61-69
ObjectiveTo investigate the effects of Huangqi Jianzhongtang (HQJZ) on macrophage polarization and fat consumption in cancer cachexia (CC) mice. MethodsUltra-performance liquid chromatography-quadrupole/electrostatic field Orbitrap high-resolution mass spectrometry (UPLC-Q-Orbitrap HRMS) was used to control the quality of HQJZ. (1) In vitro experiment: HQJZ-containing serum was prepared, and the optimal concentration was determined by cytotoxicity assay. Mouse monocyte-derived macrophages (RAW264.7) were cultured and randomly divided into six groups, including a blank group, a classically activated macrophages (M1) group, an alternatively activated macrophages (M2) group, a HQJZ + blank group, a HQJZ+M1 group, and a HQJZ + M2 group. The relative expression of macrophage marker genes CD86, inducible nitric oxide synthase (iNOS), CD206, and arginase-1 (Arg1) was detected by real-time quantitative polymerase chain reaction (Real-time PCR ). (2) In vivo experiment: Thirty-two BALB/c mice were randomly divided into a control group, a model group, a medroxyprogesterone acetate (MPA) group, and a HQJZ group. Except for the control group, the other mice were injected with CT-26 colon cancer cells to establish a CC model. Mice in the MPA and HQJZ groups were given MPA (0.13 g·kg-1·d-1) or HQJZ (13.13 g·kg-1·d-1) by gavage, respectively, while mice in the control and model groups were given an equal volume of saline by gavage, with interventions continued for 10 d. Real-time PCR was used to detect the expression of macrophage markers (iNOS, Arg1, CD86, CD206) and fat browning-related genes uncoupling protein 1 (UCP1) and peroxisome proliferator-activated receptor γ (PPARγ) in epididymal adipose tissue. Western blot (WB) was used to detect protein expression levels of UCP1 and PPARγ. Micro-computed tomography (micro-CT) was used to measure residual fat volume, and hematoxylin-eosin (HE) staining was used to assess fat browning and calculate pathological scores. ResultsIn vitro, the dominant effective concentration of HQJZ-containing serum was 12.5%. Real-time PCR results showed that, compared with the blank group, Arg1 expression decreased in the HQJZ+blank group (P<0.05), CD206 showed a downward trend without statistical significance, while iNOS and CD86 expression were significantly increased (P<0.05). Compared with the M1 group, Arg1 and CD206 expression decreased in the HQJZ+M1 group (P<0.05). Compared with the M2 group, CD206 expression decreased in the HQJZ+M2 group (P<0.05), CD86 expression increased significantly (P<0.01). In vivo, Real-time PCR results showed that, compared with the control group, CD86 and CD206 expression levels were significantly increased in the model group (P<0.01). Compared with the model group, CD206 expression in the MPA group was significantly decreased (P<0.01). In the HQJZ group, CD206 was significantly decreased (P<0.01). WB results showed that, compared with the model group, protein expression of UCP1 and PPARγ was significantly reduced in the HQJZ group (P<0.05, P<0.01). micro-CT results showed that the total white fat volume in the HQJZ group was greater than that in the model group (P<0.05). HE staining results showed that pathological scores in the HQJZ group were lower than those in the model group (P<0.05). ConclusionHQJZ may inhibit white adipose tissue browning by promoting macrophage M1 polarization and suppressing M2 polarization, thereby delaying fat consumption in CC mice.
2.Longitudinal study on sleep quality trajectories and influencing factors in patients with chronic multimorbidity
Guimin YUAN ; Haiyan QIN ; Wenwen DUAN ; Chen YU ; Wei HU ; Shan LIU
Sichuan Mental Health 2026;39(3):255-262
BackgroundIndividuals with chronic multimorbidity exhibit a high prevalence of sleep disturbances, which impair their physical and psychological well-being and impede chronic disease management. Although sleep quality is closely influencing with psychological functioning, empirical evidence regarding the longitudinal trajectories of sleep quality and their influencing factors in this population remains insufficient. ObjectiveTo investigate the longitudinal trajectories of sleep quality and associated factors among patients with chronic multimorbidity from hospitalization through 6 months post-discharge, aiming to facilitate the early identification of high-risk individuals and the development of personalized sleep interventions. MethodsA total of 228 inpatients with chronic multimorbidity, primarily with cardiovascular and metabolic chronic conditions, were enrolled via random sampling at The Third People's Hospital of Fuyang from January 2023 to September 2024. Baseline assessments were conducted during hospitalization using the general socio-demographic questionnaire, the Sleep Dysfunction Rating Scale (SDRS), the Ruminative Response Scale (RRS), and the Hospital Anxiety and Depression Scale (HADS). Sleep quality was further evaluated using the SDRS at 1-, 3-, and 6-month post-discharge. Latent class growth model was employed to delineate trajectories of sleep quality. Multivariate logistic regression analysis was subsequently performed to identify influencing factors of sleep quality. ResultsA total of 201 patients with chronic diseases were included.Based on four predefined assessment time points (baseline, 1 month, 3 months, 6 months post-discharge), the latent class growth model identified three distinct trajectories of sleep quality: persistent high sleep disturbance (n=72, 35.82%), moderate sleep disturbance-progression (n=73, 36.32%), and low sleep disturbance (n=56, 27.86%). Multivariate logistic regression analysis revealed that, compared with the low sleep disturbance group, multiple factors increased the odds of membership in the persistent high sleep disturbance group: per capita monthly household income of <3 000 yuan (β=13.131, P<0.01) or 3 000–5 000 yuan (β=5.913, P<0.05), aged 45–65 years (β=9.536, P<0.05), presence of 3 (β=7.792, P<0.05) or >3 comorbid chronic conditions (β=6.626, P<0.05), as well as higher RRS (β=0.334, P<0.01) and HADS score (β=1.628, P<0.01). Additionally, patients aged 45–65 years (β=2.777, P<0.05), with 3 (β=3.802, P<0.01) or >3 comorbid chronic conditions (β=2.463, P<0.01), and with higher RRS (β=0.111, P<0.01) and HDAS scores (β=0.350, P<0.05) also demonstrated significantly increased odds of belonging to the moderate sleep disturbance–progression group. ConclusionThere is significant population heterogeneity in sleep quality trajectories among patients with chronic multimorbidity, with age, per capita household monthly income, number of comorbidities, rumination, and anxiety/depression symptoms being identify as the primary influencing factors.
3.Clinical observation of Zhengxintai granules in the treatment of microvascular angina for acute ST-segment elevation myocardial infarction patients with qi deficiency and blood stasis syndrome after PCI
Wenhui MA ; Ying ZHANG ; Lei LIU ; Xiuyan YU ; Yali CHEN ; Liming CHEN
China Pharmacy 2026;37(15):2023-2029
OBJECTIVE To investigate the clinical efficacy and safety of Zhengxintai granules as in the treatment of microvascular angina (MVA) following percutaneous coronary intervention (PCI) in patients with acute ST-segment elevation myocardial infarction (STEMI) and qi deficiency and blood stasis syndrome. METHODS Patients with STEMI and qi deficiency and blood stasis syndrome who underwent PCI and developed MVA and were admitted to the Jinan Fourth People’s Hospital (Jinan Cardiovascular Hospital) from March 2022 to March 2025 were selected, they were randomly divided into the control group and the observation group according to a random number table, with 76 cases in each group. Patients in the control group received conventional Western medicine treatment combined with a placebo, while patients in the observation group received Zhengxintai granules (5 mg per dose, three times daily, for 8 weeks) in addition to conventional Western medicine treatment. The clinical efficacy [including the total effective rate of traditional Chinese medicine (TCM) syndrome improvement and the total effective rates of Western clinical efficacy] was compared between the two groups. The following indicators were detected before and after treatment: TCM syndrome scores, angina pectoris episodes [daily attack frequency, duration per attack, Visual Analogue Scale (VAS) score], cardiac function indicators [lactate dehydrogenase (LDH), N-terminal pro-B-type natriuretic peptide (NT-proBNP), left ventricular end-diastolic dimension (LVEDD), left ventricular end-systolic dimension (LVESD), left ventricular ejection fraction (LVEF), cardiac output (CO), fractional shortening (FS)], coagulation function indicators [thrombin time (TT), prothrombin time (PT), fibrinogen (FIB)], fibrinolytic marker (D-dimer), vascular endothelial function indicators [vascular endothelial growth factor (VEGF), nitric oxide (NO), endothelin-1 (ET-1)] and myocardial microcirculation hemodynamic indicators [end-diastolic velocity (EDV), peak systolic velocity (PSV), resistance index (RI), pulsatility index (PI)]. The quality of life [Seattle Angina Questionnaire (SAQ) score] and the incidence of adverse reactions were also compared between the two groups. RESULTS There was no patient dropout during the entire course of the study. The total effective rates of improvement in TCM syndromes and the total effective rates of Western clinical efficacy in the observation group were significantly higher than those in the control group (93.42% vs. 82.89%, 94.74% vs. 84.21%, P<0.05). Before the treatment, the comparison of each examination indicator between the two groups showed no statistically significant differences (P>0.05). Compared with before treatment, the TCM syndrome scores, the number of daily angina pectoris attacks and the duration of each attack, the VAS scores, LDH, NT-proBNP, FIB, D-dimer, ET-1 levels, LVEDD, LVESD, RI and PI after treatment in both groups were significantly reduced, shortened or decreased (P<0.05); VEGF and NO levels, LVEF, CO, FS, TT, PT, EDV, PSV, and the standard scores of five dimensions including angina pectoris stability, as well as the total scores of SAQ, all significantly increased or prolonged (P<0.05). Furthermore, the improvements in the aforementioned indicators (except for LVEF) in the observation group were significantly greater than those in the control group (P<0.05). There was no statistically significant difference in the total incidence of adverse reactions between the two groups (P>0.05). CONCLUSIONS Zhengxintai granules, when used as an adjunct to conventional Western medicine, can significantly alleviate the related symptoms of MVA in STEMI patients with qi deficiency and blood stasis syndrome after PCI, repair damaged cardiac function, restore the balance of the coagulation-fibrinolysis system, improve vascular endothelial function and myocardial microcirculation perfusion, and significantly enhance the quality of life of patients
4.Analysis of parental expectations for the development and related factors of children with autism spectrum disorder
Chinese Journal of School Health 2026;47(9):1312-1316
Objective:
To assess parental expectations for the development of children with autism spectrum disorder (ASD) and identify factors associated with these expectations, so as to provide references for improving rehabilitation outcomes and long term development in children with ASD.
Methods:
From June 2024 to January 2026, a total of 877 children with ASD and their parents were recruited from 27 rehabilitation institutions in Hefei. The children had been diagnosed by chief physicians at tertiary level hospitals. Demographic characteristics and data on parental expectations were collected by the Parental Expectations Questionnaire. Differences in parental expectations between groups were assessed using the Mann-Whitney U- test and Kruskal-Wallis H-test, and associated factors were examined using quantile regression.
Results:
The mean item score for overall parental expectations among parents of children with ASD was (4.55±0.47), and scores for all dimensions were higher than those among parents of typically developing children ( t =11.11-31.14, all P <0.01). Child age, school enrollment, and maternal personality were associated with daily living expectation scores, learning and special talents and strengths expectation scores, and special talents and strengths expectation scores, respectively ( H =6.16-8.18, all P <0.05). Parents of preterm children had higher expectations for social interaction, physical and mental well being, and daily living than parents of non-preterm children ( Z =-2.56, -2.48, -2.39, all P <0.05). Multivariate quantile regression analysis showed that children’s age was associated with the expected level of self care ability; school enrollment status was associated with the expected level of learning and specialty strengths; maternal personality was associated with the expected levels of social competence, physical and mental health, self care ability, and specialty strengths; parental age was associated with the expected levels of physical and mental health and specialty strengths; and parental educational attainment was associated with the expected level of self care ability ( β =-0.36-0.41, all P <0.05).
Conclusion
Parents of children with ASD in Hefei generally have high expectations for their children s development across the domains of learning, daily living, social interaction, and physical and mental well being.
5.From Immune Microenvironment to Targeted Precision Therapy: New Strategies for Treatment of Pancreatic Cancer
Cancer Research on Prevention and Treatment 2025;52(11):951-958
Pancreatic cancer is a highly lethal malignancy that is usually diagnosed at an advanced stage because of its absence of early symptoms and lack of effective screening tools. Although existing treatments (e.g., surgery, chemotherapy, and radiotherapy) can provide temporary relief, the therapeutic effect of pancreatic cancer remains limited, with major issues related to drug resistance and recurrence. In recent years, immunotherapy and targeted therapy have provided renewed hope to the treatment of pancreatic cancer. The immune microenvironment of pancreatic cancer is complex and strongly immunosuppressive. Immune cells such as tumor-associated macrophages and regulatory T cells can weaken the antitumor function of the immune system by secreting inhibitory factors, thereby enabling the tumor to evade immune surveillance. Meanwhile, immune escape is exacerbated by the infiltration of hypo-immune cells and the role of tumor-associated fibroblasts in the tumor microenvironment of pancreatic cancer. In response to these immune escape mechanisms, combining immunotherapy with targeted therapy has emerged as a focal point of current research. This review compiles the characteristics of the immune microenvironment in pancreatic cancer based on current literature, aiming to provide a basis and insights for related drug development.
6.A prospective clinical study on the efficacy and safety of specific uric acid adsorption hemoperfusion in removing serum uric acid from patients with refractory gout
Ying LI ; Yuanming YANG ; Zhongcui JING ; Jiao LIU ; Dandan JIANG ; Shanshan YU ; Haiyan WANG
Chinese Journal of Blood Transfusion 2025;38(12):1702-1706
Objective: To evaluate the efficacy and safety of the single-use hemoperfusion device (UA230) in treating refractory gout (RG) via plasma perfusion. Methods: Thirty-four RG patients aged 18-65 years were recruited and randomly divided into a control group (febuxostat therapy, n=17) and an experimental group (plasma perfusion combined with febuxostat therapy, n=17). Differences in serum uric acid (SUA) levels and urate-lowering rates between the two groups were analyzed using t-tests. Between-group differences in incidence of adverse reactions were analyzed using chi-square tests. Results: At 7 and 14 days post-treatment, SUA levels in the experimental group were significantly lower than those in the control group, with a higher urate-lowering rate (all P<0.05). However, no statistically significant differences in SUA levels or urate-lowering rate were observed at 28 days post-treatment (all P>0.05). The incidence of adverse reactions showed no significant difference between the two groups (χ
=0.15, P>0.05). Conclusion: The single-use hemoperfusion device (UA230), combined with plasma perfusion technology, is a safe and effective treatment for RG. It may serve as a novel therapeutic approach for RG patients in clinical practice.
7.Analysis of the quality of life and continuous nursing needs of patients with type 2 diabetes mellitus
Yu CHENG ; Hongxing YANG ; Haiyan YI ; Lin FANG ; Yue ZHANG ; Huina GAO ; Liu LUO
Chongqing Medicine 2025;54(8):1904-1911,1917
Objective To investigate the quality of life status in patients with type 2 diabetes mellitus and its influencing factors,understand their demands for continuous nursing services,analyze the correlation,and provide a reference for formulating and implementing continuous nursing plans for diabetes in the later stage.Methods From May to December 2024,a cross-sectional survey was conducted among 294 patients with type 2 diabetes mellitus in this hospital by using the Self-Rating Anxiety Scale(SAS),the Diabetes Pa-tient-Specific Quality of Life Scale(DSQL),and the Questionnaire on the Need for Continuous Care.Results The SAS score of patients with type 2 diabetes was 45.76±7.45,DSQL score was 54.68±10.99,and the score of continuous care needs was 32.98±5.79.The quality of life of patients with type 2 diabetes mellitus is mainly influenced by factors such as age,family type,educational level,average monthly family in-come,duration of diabetes,blood glucose control,dietary compliance,intensity of physical exercise,and diabet-ic complications.The quality of life of patients with type 2 diabetes mellitus was positively correlated with need for continuous care(P<0.05).Conclusion The quality of life of patients with type 2 diabetes mellitus is influenced by multiple factors and is related to the need for continuous care.Professional continuous care plans can be formulated and implemented based on the needs of patients with type 2 diabetes mellitus.
8.Characterization of polysaccharide components of Panax japonicus and its counterfeits
Yifan MENG ; Yixin DONG ; Siyuan WANG ; Ping YU ; Haiyan ZOU
International Journal of Traditional Chinese Medicine 2025;47(10):1432-1439
Objective:To characterize and compare the polysaccharide components of Panax japonicus with its common counterfeits (Dysosma versipellis, Lycopus lucidus and Dysosma pleiantha); To provide a scientific basis for the quality evaluation of polysaccharides of Panax japonicu.Methods:Crude polysaccharides were extracted using water and subsequently precipitated with ethanol. Three batches of total polysaccharides from Panax japonicus, Dysosma versipellis, Lycopus lucidus and Dysosma pleiantha were prepared using the savage deproteinization method. The molecular weight distribution, functional group characteristics and monosaccharide composition of each batch were analyzed using high performance gel filtration chromatography (HPGFC), fourier-transform infrared spectroscopy (FT-IR) and derivatization of 1-phenyl-3-methyl-5-pyrazolinone with high performance liquid chromatography (PMP-HPLC). Using DEAE column chromatography purification and specific enzymolysis, combined with high performance thin layer chromatography and carbohydrate gel electrophoresis, the saccharide profiles of polysaccharides of Panax japonicus and its counterfeits were analyzed and compared.Results:The molecular weight distribution of total polysaccharides from three batches of Panax japonicus exhibited high similarity, with a concentrated distribution ranging from 2.05×10 4 - 1.87×10 3 Da. However, the molecular weight distribution of total polysaccharides from Dysosma versipellis was scattered in regions 5.08×10 6-6.47×10 5 Da and 6.47×10 5-2.05×10 4 Da, while Lycopus lucidus and Dysosma pleiantha was scattered in regions 6.47×10 5-2.05×10 4 Da and 2.05×10 4-1.87×10 3 Da; the infrared spectra of all samples exhibited similarity, indicating that the sugar chains of each polysaccharide were predominantly linked by α-glycosidic bonds, with no significant differences was observed. In terms of monosaccharide composition, the polysaccharides from Panax japonicus, Dysosma versipellis and Dysosma pleiantha were mainly composed of glucose, galactose, arabinose, galacturonic acid, rhamnose and mannose. In contrast, the polysaccharides from Lycopus lucidus were distinct, primarily consisting of galactose and glucose; glycosidic linkage analysis revealed that the polysaccharides purified by DEAE column chromatography from Panax japonicus and its counterfeits were resistant to hydrolysis by β- galactosidase, but could be hydrolyzed by α-amylase and pectinase (except for Lycopus lucidus). The oligosaccharides produced by α-amylase hydrolysis of three batches of Panax japonicus polysaccharides were similar, showing clear differences from those of the counterfeits. The results of pectinase hydrolysis were correlated with the content of uronic acids. Conclusions:The total polysaccharides from Panax japonicus, Dysosma versipellis, Lycopus lucidus and Dysosma pleiantha exhibit significant differences in their molecular weight distributions. The monosaccharide composition of Lycopus lucidus polysaccharides is notably distinct, making it easily distinguishable from other species; purification using DEAE column chromatography, combined with HPTLC and polysaccharide analysis using carbohydrate gel electrophoresis (PACE), effectively differentiates the polysaccharides of Panax japonicus from its counterfeits. This approach provides a valuable reference for the quality analysis of polysaccharides in TCM. Additionally, it lays a foundation for the development and utilization of Panax japonicus polysaccharides.
9.Value of Serum ANXA2,VASH1 and CAV-1 Level Expression in Patients with Hypertensive Disorders of Pregnancy in the Assessment of Pregnancy Outcome
Chenxi YANG ; Xiaoling LIU ; Haiyan FANG ; Yu LIU
Journal of Modern Laboratory Medicine 2025;40(3):134-138
Objective To explore the value of serum Annexin A2(ANXA2),vasohibin-1(VASH1)and caveolin-1(CAV-1)in evaluating pregnancy outcomes in patients with hypertensive disorders of pregnancy(HDP).Methods From June 2020 to April 2023,125 patients with HDP admitted to Qingdao Women's and Children's Hospital were regarded as the research group,according to the pregnancy outcomes,they were separated into a good pregnancy outcome group(n=77)and a poor pregnancy outcome group(n=48).In addition,100 normal pregnant women who underwent pregnancy tests during the same period were regarded as the control group.Enzyme-linked immunosorbent assay(ELISA)was used to detect serum levels of ANXA2,VASH1,and CAV-1.Binary logistic regression was used to analyze the influencing factors of pregnancy outcomes in pregnant women with HDP,and receiver operating characteristic(ROC)curves were drawn to analyze the diagnostic value of serum ANXA2,VASH1,and CAV-1 in the diagnosis of HDP patients pregnancy outcome.Correlation of serum ANXA2,VASH1 and CAV-1 with 24-h urine protein content and blood pressure indices analyzed by Pearson's method.Results Compared with the healthy group,the serum ANXA2(353.19±37.31 μg/L vs 415.32±42.65 μg/L)and CAV-1(6.05±0.64 μg/L vs 6.89±0.73 μg/L)levels in the case group were greatly reduced(t=11.644,9.188),while VASH1(615.48±62.46 ng/L vs 528.63±54.39 ng/L)level was greatly increased(t=10.969),and the differences were statistically significant(all P<0.05).The serum NXA2(322.54±34.24 μg/L vs 372.29±39.23 μg/L)and CAV-1(5.56±0.59 μg/L vs 6.38±0.67 μg/L)levels in poor pregnancy outcomes group were greatly lower than those in good pregnancy outcomes group(t=7.323,6.706),while VASH1(660.29±67.34 ng/L vs 587.56±59.42 ng/L)level was greatly higher(t=6.321),and the differences were statistically significant(all P<0.05).24h urine protein level,VASH1 were risk factors affecting adverse pregnancy outcomes in patients with HDP(P<0.05),serum ANXA2 and CAV-1 were protective factors affecting adverse pregnancy outcomes in patients with HDP,and the differences were statistically significant(P<0.05).ROC curve results showed that the Area under the curve(AUC)of ANXA2,VASH1,CAV-1,and their combination in predicting pregnancy outcomes in HDP patients was 0.809,0.747,0.775 and 0.909,respectively.The AUC predicted by the combination of ANXA2,VASH1,and CAV-1 were greatly better than those predicted by ANXA2,VASH1 and CAV-1 alone(Z=2.720,3.334,3.320,all P<0.05).ANXA2,VASH1 was negatively correlated with 24h urine protein level and systolic and diastolic blood pressure(r=-0.435~-0.406,all P<0.05),and CAV-1 was positively correlated with 24h urine protein level and systolic and diastolic blood pressure(r=0.428,0.409,0.421,P<0.05).Conclusion The serum ANXA2 and CAV-1 levels in HDP patients decreased,while Ang1 level increased,which has certain auxiliary predictive value for the diagnosis of HDP and the evaluation of pregnancy outcomes.
10.Functional requirements and construction requirements for infection prevention and control system in medical institutions
Chengxue MA ; Zhenghao YU ; Yubin XING ; Haiyan ZHOU ; Mingmei DU ; Rui HUO ; Jian LIN ; Chunping CHEN ; Yunxi LIU ; Hongwu YAO
Chinese Journal of Nosocomiology 2025;35(18):2816-2820
OBJECTIVE To systematically analyze the functional system and construction requirements for infection prevention and control('infection control system'in short)in medical institutions so as to facilitate the effective,standardized and practical construction of the infection control system.METHODS The questionnaires were de-signed based on the relevant criteria and literatures that were released in China with the combination of expect con-sultant and were distributed to experts or professionals involving multiple fields such as hospital infection manage-ment,clinical medical treatment and information technology.The questionnaires were recycled,summarized and analyzed.RESULTS The list of functions of the infection control system(consultative draft)was formulated after review of literatures and expert consultation,including fundamental functions such as data management,case sur-veillance and intervention feedback as well as the advanced functions like target surveillance,occupational protec-tion and interconnection.The surveyed subjects agreed unanimously after the questionnaire survey that all of the function modules and elements enlisted were important,the average score of importance was more than 4 points,the score of coefficient of variable(CV)for importance of the function modules was less than 0.25,indicating that there was high consistency in the opinions among the surveyed subjects.The element of tracing and epidemiologi-cal survey function was adopted and added according to the feedback suggestions from some of the subjects;two function elements including data query and clinical interaction were revised,and the list of function requirements for the infection control systems was finally defined.CONCLUSION The requirements for functions of the infection control system that are determined in the study can provide important bases and data support for the research and standardized development of future infection control system.


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