Funding for this research was provided by:
National Institutes of Health (5 R37 NS090610)
Received: 13 August 2019
Accepted: 13 December 2019
First Online: 23 December 2019
Ethics approval and consent to participate
: All participants provided written, informed consent before taking part in the experiment. The experimental protocol was approved by the Johns Hopkins Medicine Institutional Review Board.
: Not applicable.
: The authors declare that they have no competing interests.