title: Use of upper endoscopy to evaluate patients with a positive faecal occult blood test and negative colonoscopy: is it appropriate?
authors.affiliation: Division of Gastroenterology, VA New York Harbor Healthcare System and NYU School of Medicine, 423 East 23rd Street, New York, NY 10010, USA. Edmund.Bini@med.va.gov
authors.forename: E J
authors.initials: EJ
authors.lastname: Bini
mesh_terms: D016099:Endoscopy, Gastrointestinal / Q000706:statistics & numerical data*; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans; D009780:Occult Blood