Authors: Eduardo Garcia Vilela; Henrique Osvaldo da Gama Torres; Fabiana Paiva Martins; Maria de Lourdes de Abreu Ferrari; Marcella Menezes Andrade; Aloísio Sales da Cunha Journal: World J Gastroenterol Date: 2012-03-07 Impact factor: 5.742
Authors: G Sigthorsson; J Tibble; J Hayllar; I Menzies; A Macpherson; R Moots; D Scott; M J Gumpel; I Bjarnason Journal: Gut Date: 1998-10 Impact factor: 23.059