Funding for this research was provided by:
japan society for the promotion of science (17K16721, 18K08809)
Received: 21 July 2021
Revised: 25 August 2021
Accepted: 1 September 2021
First Online: 8 September 2021
: Not applicable.
: Informed consent for publication was obtained from the patient using a form approved by the ethics committee of Saitama Cancer Center.
: The authors declare that they have no competing interests.