Funding for this research was provided by:
National Cancer Center (1710100-1)
Text and Data Mining valid from 2019-07-15
Received: 31 July 2017
Accepted: 2 July 2019
First Online: 15 July 2019
Ethics approval and consent to participate
: The Institutional Review Board of the National Cancer Center approved this study (IRB No. NCC2016–0263). The IRB waived the written informed consent requirement.
: Not applicable.
: The authors declare that they have no competing interests.