Digestive Diseases and Sciences
Digestive Diseases and Sciences > 2008 > 53 > 4 > 938-945
Digestive Diseases and Sciences > 2010 > 55 > 3 > 668-674
Digestive Diseases and Sciences > 2008 > 53 > 4 > 938-945
Digestive Diseases and Sciences > 2010 > 55 > 3 > 668-674