Editorial
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 28, 2012; 18(16): 1851-1860
Published online Apr 28, 2012. doi: 10.3748/wjg.v18.i16.1851
Table 4 Grading of acute graft-versus-host disease (modified Keystone criteria)
GradeGutLiverSkin
 0 (none)000
I(mild)001-2
II (moderate)11 or3 or
III (severe)2-42-3 or0-3
IV (life-threatening)44 or