Linfeng LI ; Weidong YAN ; Yongqing WANG ; Dezhi CHEN ; Yuanchang QIAO ; Min LIU ; Bin CONG ; Libing YUN
Chinese Medical Journal 2022;135(17):2113-2115
Humans ; COVID-19 ; SARS-CoV-2 ; Hospital Mortality ; Hospitals ; Retrospective Studies ; Hospitalization