title: Issuing two hearing aids for simultaneous use.
mesh_terms: D000328:Adult; D006310:Hearing Aids; D034381:Hearing Loss / Q000503:physiopathology / Q000534:rehabilitation; D006312:Hearing Loss, Bilateral / Q000503:physiopathology / Q000534:rehabilitation; D006801:Humans; D013063:Speech Discrimination Tests; D006113:United Kingdom