Funding for this research was provided by:
None
Article History
Received: 9 November 2017
Accepted: 22 January 2018
First Online: 5 February 2018
Compliance with ethical standards
:
: All authors declare that they have no conflicts of interest.
: Ethical approval for this study was neither required nor was it solicited.
: This study did require direct contact with human participants.
: The requirement of seeking informed consent was not applicable in this study.