[Gastrointestinal hemorrhage of obscure origin].
D020776:Endoscopes, Gastrointestinal; D016099:Endoscopy, Gastrointestinal; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology / Q000276:immunology / Q000601:surgery / Q000628:therapy*; D006801:Humans; D012008:Recurrence
Hemorragia gastrointestinal de origen oscuro.