Funding for this research was provided by:
National Science Foundation (1563454, 1406750)
National Institute of Health (EB024570)
Text and Data Mining valid from 2019-09-11
Received: 7 March 2019
Accepted: 28 August 2019
First Online: 11 September 2019
Ethics approval and consent to participate
: All subjects provided informed, written consent to participate in our protocol approved by the Institutional Review Board of the University of North Carolina at Chapel Hill.
: All subjects provided informed, written consent for publication.
: The authors declare that they have no competing interests.