1Study on the Status and Strategies of Family Doctor Contract Service in Rural Area of Beijing:Analysis on Routine Monitoring Data of Pinggu District in Beijing from 2015 to 2019GUO Xue-qing, ZHANG Yan-chun, QIN Jiang-mei1-42Investigation and Analysis on the Health Status of Villagers in Poor Areas under the Background of Poverty Alleviation:A Case Study of Lianzhou Sifang Village in Guangdong ProvinceZHANG Zi-ran, JIN Shi-qi, WAN Xue-liang5-73Focus on Health Poverty Alleviation and Give Rural Medical Energy——Research and Consideration on Health Poverty Alleviation in a Village by The First People's Hospital of LianyungangLIU Le8-10,134Exploration and Practice on the Reform of "County Management and Country Use" of rural doctors in Wujin Dis-trict of ChangzhouHE Pu, XI Yong, WANG Hong-xin11-135Research on Using Swing Weighting Method to Determine the Weight of Guizhou Basic Medical Insurance Drug Val-ue Evaluation Index SystemXIAO Yi, WU Hong-yan, LIN Xiao14-166Application of Delphi Method in the Establishment of Drug Value Evaluation Index System of Basic Medical Insur-ance in Guizhou ProvinceXIAO Yi, WU Hong-yan, LI Meng-nan17-20,247Research on Application of Evaluation Index System of Drug Value of Basic Medical Insurance in Guizhou ProvinceXIAO Yi, WU Hong-yan, ZHANG Tang-qin21-248Effects of Hospital-community-family Management Model for Chronic Disease on Exercise and Social Function of Elderly Patients with Metabolic SyndromeYANG Yan-bing, SUN Qing, ZHANG Xiao-tian25-289Analysis of the Death Characteristics and the Years of Life Loss of Cardiovascular and Cerebrovascular Diseases in Resi-dents of a Certain Community in Shanghai from 2012 to 2018MA Li, WANG Xiao-li29-3210Relationship between Obesity and the Incidence Rate of Ischemic Cerebrovascular Disease Based on a Retrospective Co-hort StudyZHU Shuai, ZHANG Yi-ying, XIANG Fang33-3511Screening and Related Factors in High Risk Population of Cardiovascular Disease in Wuhai CitySU Ping, BI Hai-tao, FENG Rui36-38,4312Research Progress on Influencing Factors and Intervention Measures of Cesarean Delivery on Maternal RequestSUN Li, ZHANG Jing, WU Ping39-4313Analysis of Vision Status of Preschool Children in Qinhuai District of NanjingYIN Shu-hui, LIN Zhao-qiong44-4614Analysis of Characteristics and Risk Factors for Complications of Esophageal Foreign Bodies in Children/WU Jie, XUE Ai-juan, TANG Zi-fei47-48,6715Research on the Collaborative Linkage Mechanism of Community Response to Magnitude Outburst Public Health Inci-dent:Taking the Prevention and Control of COVID-19 in the Xinlonghu Community of Changzhou as an ExampleGUO Wei-lin, HUANG Ze-cheng, ZHAO Chun-yan49-5416Reflections on Improving the Levels of Major Epidemic Diseases Prevention and Control System in the Country Region:Taking Tongzhou District,Nantong,Jiangsu Province as An ExampleWANG Ye, HUANG Yong-qing55-5617Epidemiological and Etiological Characteristics of Hand,Foot and Mouth Disease in Qinzhou from 2009 to 2020PEI Gui, FU Fa-yi, HUANG Xin-zhong57-6118Analysis on Polio-free Strategy and Prevention of Wild Virus Importation in Harbin from 2010 to 2019YANG Shu-yun, XU Hong, XIN Zi-Zhen62-6419A Case Report of Skin Tuberculosis after BCG VaccinationLIU Zhen-zhu, GAO Xiao-bin, TIAN Hai-zhen65-6720Research on the Model of Community Residents Health Education Based on New Media Era of Mobile InternetMENG Xiao-xia, TIAN Hai-yu, CHEN Wen-jiao68-69 