Funding for this research was provided by:
National Science Foundation (SES-1658804, SES–0951516)
Text and Data Mining valid from 2019-05-24
Received: 21 September 2018
Accepted: 6 May 2019
First Online: 24 May 2019
Compliance with ethical standards
: This research was approved by Indiana University’s Internal Review Board at the Office of Research Administration, and informed consent was received from all participants.
: The authors declare that they have no conflict of interest.