Digestive Diseases and Sciences
Digestive Diseases and Sciences > 1997 > 42 > 2 > 281-288
Digestive Diseases and Sciences > 1997 > 42 > 2 > 319-325
Digestive Diseases and Sciences > 1997 > 42 > 3 > 616-625
Digestive Diseases and Sciences > 1997 > 42 > 5 > 920-926
Digestive Diseases and Sciences > 1997 > 42 > 8 > 1755-1764