Digestive Diseases and Sciences
Digestive Diseases and Sciences > 2008 > 53 > 6 > 1553-1563
Digestive Diseases and Sciences > 2008 > 53 > 6 > 1468-1487
Digestive Diseases and Sciences > 2008 > 53 > 6 > 1699-1706
Digestive Diseases and Sciences > 2008 > 53 > 7 > 1957-1960
Digestive Diseases and Sciences > 2008 > 53 > 9 > 2556-2563