Article History
First Online: 6 June 2018
Compliance with Ethical Standards
:
: Sweeney declares that she has no conflict of interest. Barton declares that she has no conflict of interest. Ledford declares that she has no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments.
: Informed consent was obtained from all individual participants included in the study.