Received: 8 March 2020
Accepted: 24 April 2020
First Online: 11 May 2020
Ethics approval and consent to participate
: All patients signed an informed consent approved by the Institutional Review Board of the National Cancer Institute.
: All authors have reviewed the final version of the manuscript and approved it for publication. The contents of the paper have not been published previously.
: The authors declare no competing financial interests or relationships relevant to the content of this paper. All authors take responsibility for all aspects of the reliability of the data presented and their discussed interpretation.