1. Department of Intensive Care Unit, Hangzhou Red Cross Hospital/Hospital of Integrated Traditional Chinese and Western Medicine in Zhejiang Province, Hangzhou, Zhejiang 310003, P.R. China
2. Department of Endocrinology, The Affiliated Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang 310016, P.R. China
3. State Key Laboratory for Diagnosis and Treatment of Infectious Diseases, Institute of Infectious Diseases, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, Zhejiang 310016, P.R. China