title: Endoscopic ultrasound, ampullary tumors, and minimally invasive therapy: a cost-saving combination?
authors.affiliation: Digestive Disease Center, Medical University of South Carolina, Charleston, USA.
authors.forename: A V
authors.initials: AV
authors.lastname: Sahai
authors.forename: B J
authors.initials: BJ
authors.lastname: Hoffman
authors.forename: R H
authors.initials: RH
authors.lastname: Hawes
mesh_terms: D014670:Ampulla of Vater; D003138:Common Bile Duct Neoplasms / Q000000981:diagnostic imaging* / Q000191:economics / Q000601:surgery*; D003365:Costs and Cost Analysis; D019160:Endosonography / Q000191:economics*; D006801:Humans; D019060:Minimally Invasive Surgical Procedures / Q000191:economics*