Health Poverty Characteristics and Influencing Factors of Middle-aged and Elderly Patients with Chronic Respiratory Diseases from the Perspective of Poverty Reduction by Medical Insurance 
MA Meiyan,LI Ye,WANG Nianshi,WU Qunhong,JIAO Mingli,SHAN Linghan,YANG Huiying2,LIU Limin2,TIAN Wanxin1,XIA Qi,HAO Yanhua,LIANG Libo,GAO Lijun,NING Ning,SUN Hong,KANG Zheng
Chinese General Practice . 2020, (25): 3125 -3130 .  DOI: 10.12114/j.issn.1007-9572.2020.00.399