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Authors
Uehara, Yuko
Matsumoto, Yoshihisa http://orcid.org/0000-0003-3112-4818
Kosugi, Toshifumi
Sone, Miyuki
Nakamura, Naoki
Mizushima, Akio
Miyashita, Mitsunori
Morita, Tatsuya
Yamaguchi, Takuhiro
Satomi, Eriko http://orcid.org/0000-0003-1516-2849
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Article History
Received: 16 August 2021
Accepted: 15 September 2022
First Online: 26 September 2022
Declarations
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: The study was approved by the Institutional Review Board of the National Cancer Center, Japan (6000-021). Formal approval of the study protocol by an ethics committee was not required according to the Japanese national policies. All procedures were performed in accordance with the Declaration of Helsinki. We enclosed a letter explaining the purpose of the survey and explained that responses were voluntary. If the survey was filled out and returned, it was considered as consent.
: Not applicable.
: The authors declare that they have no competing interests.
