Funding for this research was provided by:
National Science Foundation (DEB-1442246)
Army Research Office (W911NF-14-1-0411)
Text and Data Mining valid from 2020-03-04
Received: 26 September 2019
Accepted: 26 February 2020
First Online: 4 March 2020
Ethics approval and consent to participate
: Does not apply.
: All authors consent to publication.
: The authors declare that they have no competing interests.