title: Is half-knowledge worse than ignorance?
authors.forename: Oliver W
authors.initials: OW
authors.lastname: Cass
mesh_terms: D011125:Adenomatous Polyposis Coli / Q000175:diagnosis*; D014670:Ampulla of Vater / Q000473:pathology*; D053704:Capsule Endoscopy; D004379:Duodenal Neoplasms / Q000175:diagnosis*; D004386:Duodenum / Q000473:pathology; D016145:Endoscopy, Digestive System; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007580:Jejunal Neoplasms / Q000175:diagnosis*; D007583:Jejunum / Q000473:pathology; D012189:Retrospective Studies; D012680:Sensitivity and Specificity