title: Esophagogastroduodenoscopy.
authors.forename: D J
authors.initials: DJ
authors.lastname: Boss
mesh_terms: D005194:Family Practice / Q000379:methods*; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D005773:Gastroscopy / Q000706:statistics & numerical data*; D006801:Humans; D010818:Practice Patterns, Physicians'