1. What date did the FDW issue the Final OTC Hearing Aid Rule?
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2. What was a primary reason for the introduction of over-the-counter (OTC) hearing aids?
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3. Which U.S. regulation officially created the category of OTC hearing aids?
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4. Which wireless standard measure is used to document wireless coexistence in hearing aids?
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5. Which wireless standard measure is used to document wireless radiated immunity in hearing aids?
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