Shimizu Takahiro, Marusawa Hiroyuki, Yamashita Yukitaka
Department of Gastroenterology and Hepatology, Graduate School of Medicine, Kyoto University, Kyoto, Japan.
Clin Gastroenterol Hepatol. 2010 Sep;8(9):A21. doi: 10.1016/j.cgh.2010.01.012. Epub 2010 Feb 1.