Authors: R D Soloway; W H Summerskill; A H Baggenstoss; M G Geall; G L Gitnićk; I R Elveback; L J Schoenfield Journal: Gastroenterology Date: 1972-11 Impact factor: 22.682
Authors: P Bianchi; C B Porro; M Coltorti; L Dardanoni; C Del Vecchio Blanco; U Fagiolo; R Farini; I Menozzi; R Naccarato; L Pagliaro; C Spanò; G Verme Journal: Gastroenterology Date: 1972-09 Impact factor: 22.682