title: [Rational diagnostic testing in obscure gastrointestinal bleeding].
authors.forename: Wolfgang
authors.initials: W
authors.lastname: Scheppach
mesh_terms: D000792:Angiography; D053704:Capsule Endoscopy; D003113:Colonoscopy; D003937:Diagnosis, Differential; D058582:Double-Balloon Enteroscopy; D016145:Endoscopy, Digestive System; D004912:Erythrocytes; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D011877:Radionuclide Imaging; D012680:Sensitivity and Specificity; D036542:Tomography, Spiral Computed