1 CHESS Center, Institute of Portal Hypertension, The First Hospital of Lanzhou University, Lanzhou, China. Electronic address: qixiaolong@vip.163.com.
2 CHESS Center, Institute of Portal Hypertension, The First Hospital of Lanzhou University, Lanzhou, China.
3 CHESS-COVID-19 Group, Ankang Central Hospital, Ankang, China.
4 CHESS-COVID-19 Group, The Sixth People's Hospital of Shenyang, Shenyang, China.
5 CHESS-COVID-19 Group, The People's Hospital of Guangxi Zhuang Autonomous Region, Nanning, China.
6 CHESS-COVID-19 Group, Zhejiang University Lishui Hospital & Lishui Central Hospital, Lishui, China.
7 Department of Respiratory and Critical Care Medicine, The First Hospital of Lanzhou University, Lanzhou, China.
8 Department of Respiratory Medicine, The People's Hospital of Baoding, Baoding, China.
9 Department of Respiratory Medicine, The People's Hospital of LinXia Hui Prefecture, Linxia, China.