Ελληνική Γαστρεντερολογική Εταιρεία
https://www.hsg.gr

United European Gastroenterology
https://ueg.eu

British Society of Gastroenterology
https://www.bsg.org.uk

American Gastroenterological Association
https://gastro.org

ECCO
https://www.ecco-ibd.eu

European Society of Gastrointestinal Endoscopy (ESGE)
https://www.esge.com

ASGE
https://www.asge.org

European Association for the Study of the Liver
https://easl.eu/easl/

American Association for the Study of Liver Disease’s
https://www.aasld.org