Funding for this research was provided by:
National Cancer Institute (K07CA160718)
Received: 13 August 2020
Accepted: 17 November 2020
First Online: 24 November 2020
Ethics approval and consent to participate
: The protocol and informed consent were approved by the University of Southern California Institutional Review Board (HS-1500227); ClinicalTrials.gov: NCT01140282; date of registration: June 9th, 2010.
: Not applicable.
: The authors declare that they have no competing interests.