Switzer, Richard
VandeZande, Luke
Davis, Alan T.
Koehler, Tracy J.
Article History
Received: 18 July 2017
Accepted: 15 May 2018
First Online: 24 May 2018
Ethics approval and consent to participate
: This study was approved by the Spectrum Health institutional review board (study# 2016-259) and was granted a waiver of consent.
: The authors declare that they have no competing interests.
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