1. Department of Endocrinology, The First Affiliated Hospital of Anhui Medical University, Hefei, Anhui 230032, P.R. China
2. Department of Burns, The First Affiliated Hospital of Anhui Medical University, Hefei, Anhui 230032, P.R. China
3. School of Basic Medical Sciences, Anhui Medical University, Hefei, Anhui 230022, P.R. China