Fujian Medical University - Center of Health Management, Fujian Medical University - Department of Endocrinology, The Affiliated Hospital of Luzhou Medical College, Zhengzhou University - Division of Endocrinology, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Jilin University (JLU) - Department of Endocrinology and Metabolism, Guangxi Medical University - Department of Endocrine, Guangxi Medical University - First Affiliated Hospital, Lanzhou University - Department of Endocrinology, Nanchang University - Jiangxi Medical School, Zhejiang Provincial Center for Disease Control and Prevention - Department of Non-Communicable Disease Control and Prevention, Zhejiang Provincial Center for Disease Control and Prevention, Guizhou Medical University (Guiyang Medical University) - First Affiliated Hospital, Dalian University - Dalian Municipal Central Hospital, Shanghai Jiao Tong University (SJTU) - Xinhua Hospital, Chinese PLA General Hospital - Department of Endocrinology, Shandong Provincial Hospital Affiliated to Shandong University, Huazhong University of Science and Technology - Tongji Medical College, Huazhong University of Science and Technology - Department of Endocrinology, Huazhong University of Science and Technology - Tongji Hospital, Harbin Medical University - Second Affiliated Hospital, Wenzhou Medical University - First Affiliated Hospital, Qilu Hospital of Shandong University, Central Hospital of Shanghai Jiading District, Anhui Medical University - Department of Endocrinology, Chongqing Medical University - First Affiliated Hospital, Jiangsu Province Hospital on Integration of Chinese and Western Medicine, Government of the People's Republic of China - Karamay Municipal People's Hospital, Nanjing Medical University - Nanjing Medical Hospital, Shanghai Jiao Tong University (SJTU) - Shanghai National Clinical Research Center for Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Shanghai National Clinical Research Center for Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Department of Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Shanghai National Clinical Research Center for Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Shanghai National Clinical Research Center for Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Shanghai National Clinical Research Center for Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Shanghai National Clinical Research Center for Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Shanghai Clinical Center for Endocrine and Metabolic Diseases, Fujian Medical University - Department of Endocrinology and Shanghai Jiao Tong University (SJTU) - Department of Endocrine and Metabolic Diseases