title: [Diagnosis of upper digestive tract hemorrhage: it does not cost money to take a look].
authors.forename: P
authors.initials: P
authors.lastname: Humbert
mesh_terms: D006471:Gastrointestinal Hemorrhage / Q000097:blood / Q000175:diagnosis* / Q000209:etiology; D006487:Hemostasis; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications; D013997:Time Factors
vernacular_title: Diagnóstico de la hemorragia digestiva alta: mirar no cuesta dinero.