Changes in Policies for General Practitioners in Sichuan Province:a Policy Instrument-based Analysis 
LIU Lidi,LIAO Xiaoyang,DU Peng,ZHANG Peng,WANG Lei,YANG Ziyu,CHEN Bowang,CHEN Lu,LIU Changming,ZHANG Yalin,ZOU Chuan
Chinese General Practice . 2021, (4): 407 -413 .  DOI: 10.12114/j.issn.1007-9572.2020.00.414