Perception,Utilization and Satisfaction Regarding Bi-directional Referral Services in Young and Middle-aged White-collar Workers Working in Office Buildings 
LIU Tiexin,HAO Yu,CUI Yaqi,LIU Rui,YANG Yonghua,MA Xiaojun,SUN Jing,WANG Zhaoxin,LU Wei,HUANG Jiaoling
Chinese General Practice . 2021, (16): 2044 -2050 .  DOI: 10.12114/j.issn.1007-9572.2021.00.048