Supplemental Material5 - Supplemental material for Direct-to-Consumer Hearing Devices: Capabilities, Costs, and Cosmetics AlmufarrijIbrahim J. MunroKevin DawesPiers StoneMichael A. DillonHarvey 2019 <p>Supplemental material, Supplemental Material5 for Direct-to-Consumer Hearing Devices: Capabilities, Costs, and Cosmetics by Ibrahim Almufarrij, Kevin J. Munro, Piers Dawes, Michael A. Stone and Harvey Dillon in Trends in Hearing</p>