Awareness and Associated Factors of Contracted Family Doctor Services among Urban Residents in Xuzhou 
LI Qiusu,ZHAO Hongliang,HUANG Wenhao,ZHUO Lang,MIAO Chunxia,ZHAO Shihong
Chinese General Practice . 2019, (31): 3797 -3804 .  DOI: 10.12114/j.issn.1007-9572.2019.00.460