Digestive Diseases and Sciences
Digestive Diseases and Sciences > 2007 > 52 > 5 > 1279-1284
Digestive Diseases and Sciences > 2007 > 52 > 9 > 2265-2270
Digestive Diseases and Sciences > 2007 > 52 > 11 > 3123-3135
Digestive Diseases and Sciences > 2007 > 52 > 12 > 3499-3506