[Testing of hearing aids--the perfect apparatus cannot be found].
Jansson
E
E
Devert
G
G
D012048:Correction of Hearing Impairment; D005500:Follow-Up Studies; D006310:Hearing Aids / Q000592:standards*; D006320:Hearing Tests; D006801:Humans; D011474:Prosthesis Design
Utprovning av hörselhjälpmedel--den perfekta apparaten finns inte.