Problems of the hearing aid industry: hearings before the Subcommittee on Government Regulation of the Select Committee on Small Business, United States Senate, Ninety-fourth Congress, first session ... May 20, 21, and 22, 1975
United States. Congress. Senate. Select Committee on Small Business. Subcommittee on Government Regulation
U.S. Govt. Print. Off., 1975 - Business & Economics - 378 pages
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Introduction and Overview 1
How is Noise PerceivedThe Human Hearing Mechanism? 9
What are the Effects of Noise?
11 other sections not shown
A-weighted advertising agencies areas audiologist audiology auditory Causey Chairman clinical complaints cost decibels delivery system doctor effects environmental evaluation Federal Trade Commission Figure Food and Drug frequency Giglia Gordon Guild Halverson hearing aid dealers hearing aid device hearing aid health hearing aid industry hearing aid manufacturers hearing aid specialists hearing health hearing impairment hearing loss hearing-impaired improve individual labeling licensing measure Medicaid medical clearance medical devices Meyer million Noise Control Act noise exposure noise level Nygren otolaryngologist otologist patient percent persons physician population presbycusis prescription prevalence of hearing professional public health purchase referral regulations response retail price RPAG Schmidt sell Senator Brock Senator McIntyre sound level sound level meter sound pressure level specific speech speech pathology standards statement Task Force believes Task Force recommends total enclosure Veterans