Hearing loss and powerful unlimited hearing aids.
D002648:Child; D006310:Hearing Aids / Q000009:adverse effects* / Q000295:instrumentation; D006314:Hearing Loss, Conductive / Q000209:etiology; D006319:Hearing Loss, Sensorineural / Q000209:etiology / Q000503:physiopathology* / Q000534:rehabilitation; D006801:Humans; D008144:Loudness Perception; D008297:Male