Affiliation: | (1) Department of Gastroenterology and Hepatology, Chang Gung Memorial Hospital, Chang Gung University, 5 Fu-Hsin Street, Queishan, Taoyuan County, 333, Taiwan, ROC;(2) Department of Medicine, Chang Gung Memorial Hospital, Chang Gung University, 5 Fu-Hsin Street, Queishan, Taoyuan County, 333, Taiwan, ROC |