Source : JMAJ : 224–228, 2010 ; July/August 2010 —Vol. 53, No. 4. Writer : Hiromi YATSUJI,*1 Hiromitsu KUMADA*2*1 Department of Hepatology, Toranomon Hospital, Tokyo, Japan (h-ooga@mx1.harmonix.ne.jp).*2 Director, Department of Hepatology, Toranomon Hospital, Tokyo, Japan.This article is a revised English version of a paper originally published in the Journal of the Japan Medical Association (Vol.138,…