Digestive Diseases and Sciences
Digestive Diseases and Sciences > 2000 > 45 > 2 > 312-316
Digestive Diseases and Sciences > 2000 > 45 > 7 > 1405-1412
Digestive Diseases and Sciences > 2000 > 45 > 9 > 1714-1718
Digestive Diseases and Sciences > 2000 > 45 > 2 > 312-316
Digestive Diseases and Sciences > 2000 > 45 > 7 > 1405-1412
Digestive Diseases and Sciences > 2000 > 45 > 9 > 1714-1718