Funding for this research was provided by:
JSPS KAKENHI (JP17K16951, 17K08710)
Text and Data Mining valid from 2019-03-18
Received: 16 May 2018
Accepted: 12 March 2019
First Online: 18 March 2019
Ethics approval and consent to participate
: Informed consent was obtained from the patients, and the Ethical Committee of the National Cancer Center Hospital, Tokyo, Japan, approved the procedures (Approval #2010–077). The informed consent will be written or verbal from participants. The research poses no more than minimal risk to patients and includes appropriate safeguards to protect the patients’ rights, safety and privacy.
: Not applicable.
: The authors declare that they have no competing interests.
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