title: Tympanic perforation following upper gastrointestinal endoscopy.
authors: Dept. of Ear, Nose, and Throat Medicine, Singleton Hospital, Swansea, Wales, United Kingdom. MasonLW@hotmail.com
authors: L W
authors: LW
authors: Mason
mesh_terms: D003139:Common Cold / Q000453:epidemiology; D015897:Comorbidity; D016099:Endoscopy, Gastrointestinal / Q000009:adverse effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D018058:Tympanic Membrane Perforation / Q000453:epidemiology / Q000209:etiology*