1. Department of Laboratory, The First Affiliated Hospital of Guangxi Medical University, No. 22 Shuangyong Road, Nanning, 530021 Guangxi, China
2. Department of Endocrinology, The First Affiliated Hospital of Guangxi Medical University, No. 6 Shuangyong Road, Nanning, 530021 Guangxi, China
3. Department of Renal Medicine, The Fourth Affiliated Hospital of Guangxi Medical University, No. 1 Liushi Road, Liuzhou, 545000 Guangxi, China