Lu Chia-Hung, Chang Tung-Cheng, Lai Pen-Shen, Hsieh Hong-Jen, Liu Kao-Lang
Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, No. 7 Chung-Shan South Road, Taipei, Taiwan.
Gut. 2010 Jul;59(7):925, 1001. doi: 10.1136/gut.2009.179309.