1. Division of Endocrinology and Metabolism, Department of Medicine, University of Virginia Health System, Charlottesville, Virginia
2. Department of Endocrinology, Shandong University Qilu Hospital, Jinan, Shandong, China
3. Department of Cardiovascular Surgery, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China
4. Department of Endocrinology, Shantou University First Affiliated Hospital, Shantou, Guangdong, China