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# Title
 1  2008 - 12/05/2008 - Whether employers have the option to establish new baseline audiograms when business ownership changes, but medical records are maintained for 30 years.
 2  2005 - 09/09/2005 - Revising baseline audiogram when there is a standard threshold shift in only one ear.
 3  1986 - 06/04/1986 - Interpretation concerning persistent standard threshold shift (STS) .

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