1. Department of Gastroenterology and Hepatology Chang Gung Memorial Hospital, Linkou Medical Center Taoyuan Taiwan
2. College of Medicine, Chang Gung University Taoyuan Taiwan
3. Department of Medical Imaging and Intervention Chang Gung Memorial Hospital, Linkou Medical Center Taoyuan Taiwan
4. Department of Medical Oncology Chang Gung Memorial Hospital, Linkou Medical Center Taoyuan Taiwan
5. Department of Medical Oncology Tucheng Composite Municipal Hospital New Taipei Taiwan
6. Department of Nursing Chang Gung Memorial Hospital, Linkou Medical Center Taoyuan Taiwan