ANSI/ASA S3.21-2004 (R2019)

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Methods for Manual Pure-Tone Threshold Audiometry

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 audiometric threshold measurements are needed.

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Acoustical Society of America [asa]

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Methods for Manual Pure-Tone Threshold Audiometry

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ANSI/ASA S3.21-2004 (R2019)

Methods for Manual Pure-Tone Threshold Audiometry

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