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NCT00205881 Bilateral Benefit in Adult Users of the HiRes 90K Bionic Ear System Status COMPLETED Phase PHASE4
NCT00110604 The Effect of Folic Acid on Atherosclerosis, Cognitive Performance and Hearing Status COMPLETED Phase NA
NCT00018486 Epidemiology of Hearing Loss in Diabetic and Non-Diabetic Veterans Status COMPLETED Phase N/A
NCT00013468 Early Diagnosis of Steroid-Responsive & No-Responsive Hearing Loss Status COMPLETED Phase N/A
NCT00013455 Quantifying Auditory Perceptual Learning Following Hearing Aid Fitting Status COMPLETED Phase PHASE2