Roles of County/region-level Medical Centers in Promoting the Implementation of Contracted Family Doctor Services:an Analysis from Perspectives of Value Chain and Stakeholders 
CONG Ziwei,YANG Yang,HUANG Jinling,ZENG Zhirong
Chinese General Practice . 2019, (33): 4133 -4137 .  DOI: 10.12114/j.issn.1007-9572.2019.00.104