1. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Taipei Medical University Hospital; Taipei Taiwan
2. Division of Gastroenterology and Hepatology; Department of Internal Medicine; School of Medicine; College of Medicine; Taipei Medical University; Taipei Taiwan
3. School of Nutrition and Health Sciences; College of Nutrition; Taipei Medical University; Taipei Taiwan
4. School of Food Safety; College of Nutrition; Taipei Medical University; Taipei Taiwan
5. Master Program in Food Safety; College of Nutrition; Taipei Medical University; Taipei Taiwan