Received: 30 May 2018
Accepted: 7 January 2019
First Online: 23 January 2019
Ethics approval and consent to participate
: Study was approved by the Institutional Review Board at Memorial Health University Medical Center. Written informed consent was obtained from patients prior to enrollment into the study.
: not applicable.
: Author S.P.P. is a member of the <i>BMC Cancer</i> editorial board as a Consulting Editor. Authors have no financial or non-financial competing interests to declare and also declare no spouses, partners, or children with relationships with commercial entities that might have interest in the submitted work.
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