1Department of Endocrinology and Metabolism, Diabetes Ward, Fengxian District Central Hospital, Shanghai 201406, China 2School of Medicine, Anhui University of Science & Technology, Huainan 232001, China †These authors contributed equally to this work *Correspondence to:Shan Zhang , Email:shanzhang_168@163.com Xuemei Yu , Email:Xuemeiyu12@163.com