Article History
Received: 25 April 2018
Revised: 11 August 2018
Accepted: 9 January 2019
First Online: 2 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Institutional review board (IRB) approval was acquired from Western Kentucky University (Ref#: IRB 14-219). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. For this type of study, formal consent is not required.