1 Department of Metabolism and Endocrinology, The First Affiliated Hospital of University of South China, Hengyang, 421001, Hunan Province, People's Republic of China.
2 Institute of Endocrine and Metabolic Diseases, The First Affiliated Hospital of University of South China, Hengyang, 421001, Hunan Province, People's Republic of China.
This work was supported by the National Natural Science Foundation of China (No. 81870595) and Scientific Research Fund Project of Hunan Provincial Health Commission (No. A2017011; 20201901).