VARRO V 542,028 CURRENT Current views in gastroenterology : Symposia and Round Table Conferences of the 10th International Congress of gastroenterology, Budapest, 1976. - Budapest : Hungarian Society of Gastroenterology, 1977. - 1 t. ; 24 cm Vol. 1 / ed.- in - chief : V. Varro, G. A. Balint. - 724 s. : tabl., wykr.