Funding for this research was provided by:
National R&D program for cancer control, Ministry of Health & Welfare, Republic of Korea (1520150)
Text and Data Mining valid from 2018-05-18
Received: 19 December 2017
Accepted: 9 May 2018
First Online: 18 May 2018
Ethics approval and consent to participate
: All patient samples were obtained after receiving written informed consent from all participants. This study was approved by the Institutional Review Board of Samsung Medical Center (IRB #: 2010-07-204).
: The authors declare that they have no competing interests.
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