title: Vascular malformation as a cause of occult gastrointestinal bleeding.
authors.affiliation: *Division of Gastroenterology, Hepatology, and Nutrition †Department of Surgery ‡Department of Radiology §Department of Pathology and Laboratory Medicine, The Children's Hospital of Philadelphia, Philadelphia, PA.
authors.forename: Benjamin
authors.initials: B
authors.lastname: Sahn
authors.forename: Thane A
authors.initials: TA
authors.lastname: Blinman
authors.forename: Anne Marie
authors.initials: AM
authors.lastname: Cahill
authors.forename: Tricia R
authors.initials: TR
authors.lastname: Bhatti
authors.forename: Asim
authors.initials: A
authors.lastname: Maqbool
authors.forename: Petar
authors.initials: P
authors.lastname: Mamula
authors.forename: Sudha A
authors.initials: SA
authors.lastname: Anupindi
mesh_terms: D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007223:Infant; D008297:Male; D009780:Occult Blood; D054079:Vascular Malformations / Q000150:complications*