Risks of noise-induced hearing loss for physical education teachers.
Jiang
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D005583:Fourier Analysis; D006317:Hearing Loss, Noise-Induced / Q000209:etiology*; D006801:Humans; D008297:Male; D008452:Maximum Allowable Concentration; D008875:Middle Aged; D009623:Noise, Occupational / Q000009:adverse effects; D009784:Occupational Diseases / Q000209:etiology*; D010806:Physical Education and Training; D012307:Risk Factors; D013018:Sound Spectrography