Ключевые слова: acoustic, acoustical, adult, audio, audiology, background, bad, care, caucasian, copy, deaf, deafness, defect, diagnosis, difficulty, disability, disease, disorder, ear, gesture, grey, hand, health, hear, hearing, illness, impairment, listen, listening, loss, male, man, medical, medicine, one, person, portrait, problem, sickness, sound, space, text, trying, volume, young,