305,180 PEPTIC Peptic ulceration : recendata on cytoprotection and treatment : symposium on the Occasion of 13th International Congress of Gastroenterology and 6th European Congress of Digestive Endoscopy Rome, 8 September 1988 / ed. by G. Bianchi Porro and C.T. Richardson. [Oslo] Universitetsforlaget (AWI), 1991. - IV, 59 s., [2] s. kolor. il. : wykr. ; 25 cm (Scandinavian Journal of Gastroenterology, ISSN 0085-5928 , vol. 25 suppl. 174)