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Authors
Osaka, Yuki
Ono, Yuichi
Tao, Susumu
Goto, Kentaro
Miyazaki, Toru
Suzuki, Asami
Kurihara, Ken
Otomo, Kenichiro
Hirao, Kenzo
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Article History
Received: 9 June 2018
Accepted: 6 May 2019
First Online: 18 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in this study.
