Authors: M Meléndez; L Vargas-Tank; C Fuentes; R Armas-Merino; D Castillo; C Wolff; M E Wegmann; J Soto Journal: Gut Date: 1979-04 Impact factor: 23.059
Authors: U Volta; L De Franceschi; N Molinaro; F Cassani; L Muratori; M Lenzi; F B Bianchi; A J Czaja Journal: Dig Dis Sci Date: 1998-10 Impact factor: 3.199