Authors: P Robberecht; M Cremer; A Vandermeers; M C Vandermeers-Piret; P Cotton; P De Neef; J Christophe Journal: Gastroenterology Date: 1975-08 Impact factor: 22.682
Authors: A Malesci; M A Tommasini; C Bonato; P Bocchia; M Bersani; A Zerbi; E Beretta; V Di Carlo Journal: Gastroenterology Date: 1987-01 Impact factor: 22.682