title: Topical pharyngeal anesthesia for upper gastrointestinal endoscopy.
authors.forename: V S
authors.initials: VS
authors.lastname: Swaroop
mesh_terms: D000772:Anesthesia, Local; D016292:Procedural Sedation; D016099:Endoscopy, Gastrointestinal; D006801:Humans; D010614:Pharynx