Received: 22 August 2018
Accepted: 29 January 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: Study protocol and written informed consent was approved (protocol #AZ 761) by the Institutional Review Board of the Office of Research and Sponsored Program from the Midwestern University at Glendale, AZ. Written informed consent was obtained from every participant.
: Not applicable.
: The authors declare that they have no competing interests.
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