1. Department of Hepatogastroenterology, Keelung Chang Gung Memorial Hospital, Keelung, Taiwan.
2. College of Medicine, Chang Gung University, Taoyuan, Taiwan.
3. Department of Nephrology and Poison Center, Linkou Chang Gung Memorial Hospital, Taoyuan, Taiwan.
4. Department of Pediatrics, Keelung Chang Gung Memorial Hospital, Keelung, Taiwan.
5. Department of Oncology, Keelung Chang Gung Memorial Hospital, Keelung, Taiwan.
6. Department of Hepatogastroenterology, Linkou Chang Gung Memorial Hospital, Taoyuan, Taiwan.