1. Kidney Research Center, Department of Nephrology, Linkou Chang Gung Memorial Hospital, Taoyuan 333, Taiwan
2. Clinical Poison Center, Linkou Chang Gung Memorial Hospital, Taoyuan 333, Taiwan
3. College of Medicine, Chang Gung University, Taoyuan 333, Taiwan
4. Graduate Institute of Clinical Medical Sciences, College of Medicine, Chang Gung University, Taoyuan 333, Taiwan
5. Department of Nephrology, Taoyuan Chang Gung Memorial Hospital, Taoyuan 333, Taiwan
6. Liver Research Unit, Department of Hepatogastroenterology, Chang Gung Memorial Hospital, Keelung 204, Taiwan