title: Topical anesthesia for upper gastrointestinal endoscopy.
authors.forename: M D
authors.initials: MD
authors.lastname: Small
mesh_terms: D000287:Administration, Topical; D000779:Anesthetics, Local / Q000008:administration & dosage*; D016099:Endoscopy, Gastrointestinal / Q000379:methods*; D006801:Humans
chemical_list: D000779:Anesthetics, Local