title: AGA technical review on the evaluation and management of occult and obscure gastrointestinal bleeding.
abstract: This literature review and the recommendations therein were prepared for the American Gastroenterological Association Clinical Practice and Practice Economics committee. The paper was approved by the committee on May 16, 1999, and by the AGA governing board on July 18, 1999.
authors.affiliation: Division of Gastroenterology Washington University School of Medicine St. Louis, Missouri, USA.
authors.forename: G R
authors.initials: GR
authors.lastname: Zuckerman
authors.forename: C
authors.initials: C
authors.lastname: Prakash
authors.forename: M P
authors.initials: MP
authors.lastname: Askin
authors.forename: B S
authors.initials: BS
authors.lastname: Lewis
mesh_terms: D018798:Anemia, Iron-Deficiency / Q000209:etiology; D004724:Endoscopy / Q000379:methods; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy*; D006801:Humans; D008487:Medical History Taking; D009780:Occult Blood; D010808:Physical Examination; D012107:Research Design; D016896:Treatment Outcome