title: [Gastrointestinal bleeding of obscure origin].
authors.affiliation: Servicio de Gastroenterología, Sanatorio Güemes, Ciudad Autónoma de Buenos Aires, Argentina. awonaga@yahoo.com.ar
authors.forename: Andrés D
authors.initials: AD
authors.lastname: Wonaga
authors.forename: Víctor
authors.initials: V
authors.lastname: Serafini
authors.forename: Luis
authors.initials: L
authors.lastname: Viola
mesh_terms: D000328:Adult; D004238:Diverticulitis / Q000473:pathology*; D016099:Endoscopy, Gastrointestinal; D006471:Gastrointestinal Hemorrhage / Q000209:etiology / Q000473:pathology*; D006801:Humans; D008297:Male; D008467:Meckel Diverticulum / Q000473:pathology*; D014743:Videotape Recording