PDF Standards ASA S3.21-2004 (R2019)

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This Standard provides a procedure for pure-tone audiometry that will serve the needs of persons conducting threshold measurements in industry, schools, medical settings, and other areas where valid audiometry threshold measurements are needed.

Product Details

Published:

04/16/2009

ANSI:

ANSI Approved

Number of Pages:

23

File Size:

1 file , 2.3 MB

Note:

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