The Effect of Elderly Care and Medical Services Integration Model on Quality of Life in Elderly People:a Meta-analysis 
LUO Jing,LIU Yao,LUO Yuru,JU Mei
Chinese General Practice . 2019, (17): 2075 -2083 .  DOI: 10.12114/j.issn.1007-9572.2019.00.009