Wang Yu-Fen, Liu Kao-Lang, Yang Jyh-Chin
Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University, College of Medicine, Taipei, Taiwan.
Clin Gastroenterol Hepatol. 2013 Jul;11(7):A31. doi: 10.1016/j.cgh.2012.11.008. Epub 2012 Nov 28.