title: An exceptionally rare cause of upper GI bleeding: retrograde jejunogastric intussusception.
authors.affiliation: Department of Physiology, Cardiovascular Research and Development Unit, Faculty of Medicine, University of Porto, Porto, Portugal.
authors.forename: Pedro
authors.initials: P
authors.lastname: Pimentel-Nunes
authors.forename: Gil
authors.initials: G
authors.lastname: Faria
authors.forename: John
authors.initials: J
authors.lastname: Preto
authors.forename: Alexandre
authors.initials: A
authors.lastname: Lima-Carneiro
authors.forename: Manuela
authors.initials: M
authors.lastname: Baptista
authors.forename: José Alexandre
authors.initials: JA
authors.lastname: Sarmento
mesh_terms: D000369:Aged, 80 and over; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging / Q000209:etiology* / Q000473:pathology; D006801:Humans; D007443:Intussusception / Q000150:complications / Q000175:diagnosis* / Q000628:therapy; D007579:Jejunal Diseases / Q000150:complications / Q000175:diagnosis* / Q000628:therapy; D011859:Radiography; D013272:Stomach Diseases / Q000150:complications / Q000175:diagnosis* / Q000628:therapy