The Valsalva maneuver: its relationship to chronic recurrent aerotitis media.
D000337:Aerospace Medicine; D001469:Barotrauma; D004427:Ear Diseases; D006801:Humans; D010033:Otitis Media; D010036:Otolaryngology / Q000175:diagnosis*; D014636:Valsalva Maneuver
AVIATION MEDICINE; OTITIS MEDIA; OTORHINOLARYNGOLOGY/diagnosis