Authors: P Fabris; C Betterle; A Floreani; N A Greggio; F de Lazzari; R Naccarato; M Chiaramonte Journal: Lancet Date: 1992-08-29 Impact factor: 79.321
Authors: B Wesche; E Jaeckel; C Trautwein; H Wedemeyer; A Falorni; H Frank; A von zur Mühlen; M P Manns; G Brabant Journal: Gut Date: 2001-03 Impact factor: 23.059