Authors: G W Farmer; M M Vincent; D A Fuccillo; L Horta-Barbosa; S Ritman; J L Sever; G L Gitnick Journal: Gastroenterology Date: 1973-07 Impact factor: 22.682
Authors: P Bonniere; B Wallaert; A Cortot; X Marchandise; Y Riou; A B Tonnel; J F Colombel; C Voisin; J C Paris Journal: Gut Date: 1986-08 Impact factor: 23.059