Adorable moment: Boy hears dad for first time
Breakthrough medical trial allows 3-year-old to hear for the first time
Grayson Clamp is the first child in the U.S. to have an auditory brain stem implant
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Breakthrough medical trial allows 3-year-old to hear for the first time
Grayson Clamp is the first child in the U.S. to have an auditory brain stem implant