Faculty and staff hearing changes.
D000293:Adolescent; D000328:Adult; D003754:Dental High-Speed Equipment / Q000009:adverse effects*; D003797:Dental Staff; D005179:Faculty, Dental; D006317:Hearing Loss, Noise-Induced / Q000453:epidemiology*; D006320:Hearing Tests; D006801:Humans; D008875:Middle Aged; D011795:Surveys and Questionnaires