1. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Ditmanson Medical Foundation Chia-Yi Christian Hospital, Chiayi, Taiwan
2. Obesity Center, Ditmanson Medical Foundation Chia-Yi Christian Hospital, Chiayi, Taiwan
3. Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
4. Division of Gastroenterology and Hepatology, Department of Internal Medicine, E-Da Hospital, I-Shou University, Kaohsiung, Taiwan
5. School of Medicine for International Students, College of Medicine, I-Shou University, Kaohsiung, Taiwan
6. Gastroenterology and Hepatology Section, Department of Internal Medicine, An Nan Hospital, China Medical University, Tainan, Taiwan
7. Department of Medical Sciences Industry, Chang Jung Christian University, Tainan, Taiwan
8. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Shuang Ho Hospital, Taipei Medical University, New Taipei, Taiwan
9. Division of Gastroenterology and Hepatology, Department of Internal Medicine, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan
10. TMU Research Center for Digestive Medicine, Taipei Medical University, Taipei, Taiwan
11. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Taipei Medical University Hospital, Taipei, Taiwan
12. Trauma and Metabolic and Bariatric Center, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan