Hearing impairment caused by occupational noise.
D000162:Acoustics; D000328:Adult; D000367:Age Factors; D000368:Aged; D001299:Audiometry; D001309:Auditory Threshold; D004781:Environmental Exposure; D006317:Hearing Loss, Noise-Induced / Q000209:etiology / Q000517:prevention & control; D006801:Humans; D008875:Middle Aged; D009622:Noise / Q000032:analysis; D009784:Occupational Diseases; D013057:Spectrum Analysis; D013997:Time Factors; D014942:Workers' Compensation