Funding for this research was provided by:
National Cancer Institute (FFP-012016-001, P30CA014089)
Received: 12 December 2018
Accepted: 19 June 2019
First Online: 16 July 2019
Ethics approval and consent to participate
: All procedures involving human participants were in accordance with the ethical standards of the University of Southern California Institutional Review Board and the 1964 Helsinki declaration and its later amendments or comparable ethical standards; USC approval # HS-16-00196. Informed consent was obtained from all participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.