MarkeTrak V:Why My Hearing Aids Are in the Drawer Sergei Kochkin, Ph.D. Knowles Electronics, Inc. February 2000.
The Sensible Hearing Aid of the Future Mike O’Leary Brittany Gilman Bennett Lawrence Gregg Levante Nick “Bob” Hamel Brandon Cote.
MarkeTrak V: “ Why My Hearing Aids Are in the Drawer”
Invisi-Ear
