Leavens, David A. http://orcid.org/0000-0001-6538-4891
Bard, Kim A. http://orcid.org/0000-0002-7956-839X
Hopkins, William D. http://orcid.org/0000-0001-9529-8214
Article History
Received: 31 December 2016
Revised: 8 July 2017
Accepted: 25 July 2017
First Online: 4 August 2017
Compliance with ethical standards
:
: David A. Leavens declares that he has no conflict of interest; Kim A. Bard declares that she has no conflict of interest; William D. Hopkins declares that he has no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.