Intratympanic injection of urea in the treatment of "Glue Ear".
D002648:Child; D004432:Ear, Middle; D005122:Exudates and Transudates; D006801:Humans; D007267:Injections; D010033:Otitis Media / Q000188:drug therapy* / Q000209:etiology; D014432:Tympanic Membrane; D014508:Urea / Q000008:administration & dosage*
D014508:Urea