1. In what year did the FDA rule introduce the sale of OTC hearing aids in the United States?
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2. Which of the following is a key difference between a CIC style hearing aid and a BTE style hearing aid?
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3. In which of the following outcome measures did a self-fitted CIC-style OTC design hearing aid show benefit over an unaided condition?
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4. Over-the-Counter (OTC) hearing aids were recently introduced in the United States with the Food and Drug Administration (FDA) final rule on October 17, ______.
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5. Which of the following statements most accurately describes the outcome of the study?
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