[1] Chinese Academy of Medical Science,Department of Endocrinology, Key Laboratory of Endocrinology, Ministry of Health, Peking Union Medical College Hospital
[2] Chinese Academy of Medical Science,Department of Surgery, Peking Union Medical College Hospital
[3] BeiJing HaiDian Hospital,Department of Endocrinology
[4] Peking University Shougang Hospital,Department of Endocrinology
[5] General Hospital of the Second Artillery Force,Department of Cadre Unit
[6] Chinese PLA General Hospital,Department of Geriatric Endocrinology
[7] China Rehabilitation Research Center,Department of Endocrinology
[8] Beijing Liangxiang Hospital,Department of Endocrinology
[9] Beijing Chaoyang Hospital,Department of Endocrinology
[10] Chinese Academy of Medical Science,Department of Radiology, Peking Union Medical College Hospital
[11] Chinese Academy of Medical Science,Department of Orthopedics, Peking Union Medical College Hospital
[12] Chinese Academy of Medical Science,Department of Gynaecology and Obstetrics, Peking Union Medical College Hospital
[13] University of California,San Francisco Coordinating Center, CPMC Research Institute and Department of Epidemiology and Biostatistics