Prevalence and Influencing Factors of Comprehensive Disability in the Elderly in Henan Province 
ZHU Chunyan,GUO Qing,TIAN Qingfeng,LIU Xiaoguang,ZHANG Qian
Chinese General Practice . 2021, (12): 1500 -1505 .  DOI: 10.12114/j.issn.1007-9572.2021.00.169