Funding for this research was provided by:
National Institutes of Health (5R01CA159954)
Received: 22 October 2015
Accepted: 14 May 2016
First Online: 28 May 2016
: The authors declare that they have no competing interests.
: After potential participants were screened over the phone for eligibility, they attended an orientation session and completed the informed consent process. All potential participants were fully informed of the study’s procedures and requirements that were also described in the informed consent. Methods of documenting consent to participate in the actual study included having the prospective participant and research staff sign, initial, and date the consent forms. It was required that the final consent form be signed in-person prior to participation in the study. All participants also received a signed copy of the consent form and a copy of the Experimental Subject’s Bill of Rights.