Friday, November 22, 2013

Hearing Testing History Trivia | Wayne Staab, PhD |hearinghealthmatters.org/waynesworld/

Retweeted HearingHealthMatters (@HearingHealthM): Have you ever wondered where the hearing test came from? http://t.co/sVWNf3XIWX

via VAT ENGPlus Combo | VATPlus | MotionTrak http://t.co/sVWNf3XIWX

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