Barrera, Dan Jerome
Article History
Received: 25 November 2016
Accepted: 7 February 2018
First Online: 5 March 2018
Compliance with Ethical Standards
:
: The author declares no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
: 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.
: Informed consent was obtained from all individual participants included in the study.