1. National Clinical Research Center for Metabolic Diseases, Hunan Provincial Key Laboratory of Metabolic Bone Diseases, Health Management Center and Department of Metabolism and Endocrinology, The Second Xiangya Hospital of Central South University, Changsha 410011, Hunan, China
2. Blood Transfusion Department, Zhuzhou Central Hospital, Zhuzhou 412007, Hunan, China
3. Department of Surgery, The First Affiliated Hospital of Hunan Normal University, Changsha 410005, Hunan, China
4. Hospital Infection Control Center, The Second Xiangya Hospital of Central South University, 139 Middle Renmin Road, Changsha 410011, Hunan, China
5. Health Management Center, The Second Xiangya Hospital of Central South University, 139 Middle Renmin Road, Changsha 410011, Hunan, China