1. Department of Digestive Disease Xiamen Chang Gung Hospital Xiamen China
2. Department of Radiology Xiamen Chang Gung Hospital Xiamen China
3. Department of Ultrasound Xiamen Chang Gung Hospital Xiamen China
4. Department of Emergency Clinic Xiamen Chang Gung Hospital Xiamen China
5. Formosa Biomedical Technology Corp. Taipei Taiwan
6. Department of Otolaryngology–Head and Neck Surgery, Sleep Center Xiamen Chang Gung Hospital Xiamen China
7. Department of Gastroenterology and Hepatology Chang Gung Memorial Hospital, Linkou Branch Taoyuan Taiwan