Stevenson, Lisa M. http://orcid.org/0000-0003-0705-9307
Carlson, Richard A.
Article History
Received: 24 May 2017
Accepted: 2 January 2018
First Online: 12 January 2018
Compliance with ethical standards
:
: Lisa M. Stevenson declares that she has no conflict of interest. Richard A. Carlson declares that he 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.