Media type: E-Article Title: Reply Contributor: Beyer, Kirsten; Sampson, Hugh A. imprint: Elsevier BV, 2003 Published in: Gastroenterology Language: Not determined DOI: 10.1053/gast.2003.1240261a ISSN: 0016-5085 Keywords: Gastroenterology ; Hepatology Origination: Footnote: Access State: Open Access