Funding for this research was provided by:
Merck Sharp and Dohme (000)
National Cancer Institute (P30CA016672)
Received: 5 June 2019
Accepted: 28 August 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: The University of Texas MD Anderson Cancer Center Institutional Review Board approved the study and all patients provided a written consent form to join the study.
: Not applicable.
: The authors declare that they have no competing interests.