Ключевые слова: accessory, acoustic, acoustical, adjusting, adult, age, aid, amplifer, audio, audiologist, audiology, background, caucasian, clinic, damage, deaf, deafness, defect, desease, device, diagnosis, difficulty, disability, disabled, disorded, doctor, ear, elderly, equipment, female, healt, hearing, impaired, impairment, instrument, listen, loss, mature, medical, medicine, organ, orl, patient, problem, senior, silence, sound, technology, volume, woman,