Funding for this research was provided by:
(Contract No. HHSN261200800001E)
Received: 4 September 2019
Accepted: 11 December 2019
First Online: 19 December 2019
Ethics approval and consent to participate
: Frederick National Laboratory for Cancer Research is accredited by AAALAC International and follows the Public Health Service Policy for the Care and Use of Laboratory Animals. Animal care was provided in accordance with the procedures outlined in the “Guide for Care and Use of Laboratory Animals” (National Research Council; 2011; National Academies Press; Washington, D.C.).
: Not applicable.
: The authors declare that they have no competing interests.