title: Endosonography in gastroenterology. Preface.
authors.affiliation: Department of Gastroenterology, Academic Medical Center, Meibergdreef, Amsterdam, The Netherlands. g.n.tytgat@amc.uva.nl
authors.forename: G N J
authors.initials: GN
authors.lastname: Tytgat
mesh_terms: D004066:Digestive System Diseases / Q000000981:diagnostic imaging*; D016145:Endoscopy, Digestive System; D019160:Endosonography; D005762:Gastroenterology / Q000379:methods*; D006801:Humans; D011237:Predictive Value of Tests