Koh Peng Soon, Yusof Mastura Md, Yoong Boon Koon, Rajadurai Pathmanathan
Department of Surgery, Faculty of Medicine, University of Malaya, 50603, Kuala Lumpur, Malaysia,
J Gastrointest Cancer. 2014 Dec;45 Suppl 1:74-6. doi: 10.1007/s12029-013-9549-8.