Department of Endocrinology and Metabolism, Peking University People's Hospital, Beijing 100044, China;
Department of Endocrinology and Metabolism, Peking University People's Hospital, Beijing 100044, China;
Department of Endocrinology and Metabolism, Xiamen University Zhongshan Hospital, Xiamen, Fujian 361004, China;
Department of Endocrinology and Metabolism, Peking University First Hospital, Beijing 100034, China;
Department of Endocrinology and Metabolism, Beijing Tongren Hospital, Capital Medial University, Beijing 100730, China;
Department of Endocrinology and Metabolism, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Endocrinology and Metabolism, Beijing Military Command General Hospital, Beijing 100700, China;
Department of Endocrinology and Metabolism, Beijing Friendship Hospital, Capital Medial University, Beijing 100050, China;