[The 6th World Congress of Gatroenterology. The 4th World Congress of Digestive Endoscopy. The 1st World Congress of Coloproctology. Madrid, June 1-10, 1978].
D003107:Colorectal Surgery; D003226:Congresses as Topic; D004064:Digestive System; D004724:Endoscopy; D005762:Gastroenterology; D006801:Humans; D013030:Spain
VI. Svĕtový kongres gastroenterologický. IV. Svĕtový kongres digestivní endoskopie. I. Svĕtový kongres koloproktologický. Madrid, 1.-10. cervna 1978.