The hearing aid marketplace

The hearing aid marketplace

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J Am Genatr Soc. 198634:207-10. ... Reference threshold sound pressure levels for the Welch Allyn AudioScope. J Acoust Soc Am. ... 38. . Slone AE. Manual of Refraction. ... Alcaaer J. Evaluation of communication function. In: Alpiner J. ed. ... Self-assessment questionnaire for the elderly: hearing aid dispensary use. Hear J.

Title:The hearing aid marketplace
Author:United States. Congress. Senate. Special Committee on Aging
Publisher:Government Printing Office - 1994


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