Funding for this research was provided by:
National Science Foundation (CBET-1507979)
Text and Data Mining valid from 2018-11-11
Received: 10 July 2018
Revised: 8 October 2018
Accepted: 31 October 2018
First Online: 11 November 2018
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.