Digestive Diseases and Sciences
Digestive Diseases and Sciences > 2008 > 53 > 2 > 474-480
Digestive Diseases and Sciences > 2008 > 53 > 2 > 461-466
Digestive Diseases and Sciences > 2008 > 53 > 4 > 1013-1019
Digestive Diseases and Sciences > 2008 > 53 > 5 > 1289-1296
Digestive Diseases and Sciences > 2008 > 53 > 8 > 2189-2194