- POLSKIE TOWARZYSTWO GASTROENTEROLOGII
- MEDLINE
- AGA – AMERICAN GASTROENTEROLOGICAL ASSOCIATION
- BRITISH SOCIETY OF GASTROENTEROLOGY
- ASSOCIATION OF NATIONAL EUROPEAN AND MEDITERRANEAN SOCIETIES OF GASTROENTEROLOGY
- EAGE – EUROPEAN ASSOCIATE FOR GASTROENTEROLOGY AND ENDOSCOPY
- EPC – EUROPEAN PANCREATIC CLUB
- ESGE – THE EUROPEAN SOCIETY OF GASTROINTESTINAL ENDOSCOPY
- ESPGHAN – EUROPEAN SOCIETY FOR PEDIATRIC GASTROENTEROLOGY, HEPATOLOGY AND NUTRITION
- IDS – INTERNATIONAL SOCIETY OF DIGESTIVE SURGERY
- ESCP – EUROPEAN SOCIETY OF CLINICAL PHARMACY
- ECCO – EUROPEAN CROHN’S & COLITIS ORGANIZATION
- EHSG – EUROPEAN HELICOBACTER STUDY GROUP
- Atlas endoskopii przewodu pokarmowego: www.endoatlas.com
- Atlas endoskopii zawierający rejestracje wideo: davel.mgh.harward.edu
- Atlas endoskopii: www.edoskopischer-atlas.de/indexe.htm
- Atlas endoskopii z rejestracjami wideo: gastrointesinalatlas.com