1. Department of Endocrinology Shandong Provincial Hospital Cheeloo College of Medicine Shandong University Jinan Shandong China
2. Department of Endocrinology People's Hospital of Xiangxi Tujia and Miao Autonomous Prefecture Xiangxi Hunan China
3. Department of Vascular Surgery Shandong Provincial Hospital Shandong First Medical University Jinan Shandong China
4. Department of Endocrinology The first affiliated Hospital of Bengbu Medical College Bengbu Anhui China