World Organisation of Gastroenterology x International Society of Gastroenterology x Organisation Mondiale de Gastroentérologie

The Organisation originated as the International Society of Gastroenterology, founded at the First International Congress of Gasteroenterology in Brussels, 1935; the Society was reconstituted as the Organisation Mondiale de Gastroentérologie or World Organisation of Gastroenterology at a joint meeting with various related American Societies in Washington DC, 1958.