LoCHAid: An ultra-low-cost hearing aid for age-related hearing loss Sinha, Soham ; Irani, Urvaksh D. ; Manchaiah, Vinaya ; Bhamla, M. Saad Abstract Publication: PLoS ONE Pub Date: September 2020 DOI: 10.1371/journal.pone.0238922 Bibcode: 2020PLoSO..1538922S