Analysis of the Status Quo and Influencing Factors of Beijing Community General Practitioners on Chronic Obstructive Pulmonary Disease 
LIU Qing,CHEN Yahong,WANG Zhong,YU Jing,WU Yonghao
Chinese General Practice . 2021, (8): 982 -988 .  DOI: 10.12114/j.issn.1007-9572.2021.00.401