Funding for this research was provided by:
National Institute on Deafness and Other Communication Disorders (RO1DC009607)
National Institute of Neurological Disorders and Stroke (U01NS090569)
U.S. Department of Defense (W81XWH-16-1-0143, W81XWH-16-1-0143)
Received: 15 November 2019
Accepted: 15 June 2020
First Online: 2 July 2020
: The authors declare no competing interests.