1. Geriatric Department of Endocrinology, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
2. Department of Cardiovascular Thoracic Surgery, The Third Affiliated Hospital of Guangxi Medical University: Nanning Second People’s Hospital, Nanning, China
3. Department of Nephrology, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
4. Geriatric Department of Endocrinology, The First Affiliated Hospital of Guangxi Medical University, Nanning 530021, China
5. Department of Nephrology, The First Affiliated Hospital of Guangxi Medical University, Nanning 530021, China