Department of Hematology,Fifth Medical Center of Chinese PLA General Hospital,Beijing,China

National Clinical Research Center of Geriatric Diseases,Chinese PLA General Hospital,Beijing,China

Department of Emergency,First Medical Center of Chinese PLA General Hospital,Beijing,China

Hospital Management Institute,Medical Innovation Research Department,Chinese PLA General Hospital,Beijing,China

Department of Emer-gency,First Medical Center of Chinese PLA General Hospital,Beijing,China

Department of General Med-icine,Hainan Hospital of General Hospital of People's Liberation Army,Beijing,China

State Key Laboratory of Kidney Diseases,National Clinical Research Center of Kidney Diseases,General Hospital of People's Liberation Army,Beijing,China