A study published this month found very little difference among the hearing aid, despite a wide variety of costs.
A study published this month found very little difference among the hearing aid, despite a wide variety of costs. Dreamstime TNS
A study published this month found very little difference among the hearing aid, despite a wide variety of costs. Dreamstime TNS

Over-the-counter devices hold their own against costly hearing aids

July 28, 2017 4:50 PM

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