1. Department of Endocrinology and Metabolism, National Clinical Research Center for Metabolic Diseases, The Second Xiang-Ya Hospital, Central South University, Changsha, Hunan, People’s Republic of China
2. Department of Geriatrics, Institute of Aging and Geriatrics, The Second Xiang-Ya Hospital, Central South University, Changsha, Hunan, People’s Republic of China
3. Department of Endocrinology, Central Hospital of Yiyang, Yiyang, Hunan, People’s Republic of China
4. Department of Pathology, The Second Xiang-Ya Hospital, Central South University, Changsha, Hunan, People’s Republic of China
5. Center of Organ Transplantation, The Second Xiang-Ya Hospital, Central South University, Changsha, Hunan, People’s Republic of China
6. Department of Cardiovascular Surgery, The Second Xiang-Ya Hospital, Central South University, Changsha, Hunan, People’s Republic of China