Distribution Equity and Development Trend of General Practitioners in Shandong Province during 2013—2016 
CHENG Yanmin,XU Yanfei,WEN Nan,MA Xia,WANG Fan
Chinese General Practice . 2020, (4): 414 -418 .  DOI: 10.12114/j.issn.1007-9572.2020.00.019