Authors: A F Goddard; M J Jessa; D A Barrett; P N Shaw; J P Idström; C Cederberg; R C Spiller Journal: Gastroenterology Date: 1996-08 Impact factor: 22.682
Authors: D Y Graham; F Hammoud; H M T El-Zimaity; J G Kim; M S Osato; H B El-Serag Journal: Aliment Pharmacol Ther Date: 2003-05-15 Impact factor: 8.171