Practice and experience of regional medical center entrance linkage and closed-loop management under the wartime situation of the COVID-19 in China - Bai, Dou-Sheng; Geng, Ping; Wang, Zheng-Dong; Wang, Xiao-Lin; Xu, Gui-Rong; Ye, Qing; Guo, Na; Zhao, Yuan; Yang, Chen; Song, Hui; Jiang, Guo-Qing; Xu, Dao-Liang (Annals of Translational Medicine, 2022)