Aoyagi, Kyoko https://orcid.org/0000-0001-9575-6246
Higuchi, Yoshinori
Matsunaga, Shigeo
Serizawa, Toru
Yomo, Shoji
Aiyama, Hitoshi
Nagano, Osamu
Kondoh, Takeshi
Kenai, Hiroyuki
Shuto, Takashi
Kawagishi, Jun
Jokura, Hidefumi
Sato, Sonomi
Nakazaki, Kiyoshi
Nakaya, Kotaro
Hasegawa, Toshinori
Kawashima, Mariko
Kawai, Hideya
Yamanaka, Kazuhiro
Nagatomo, Yasushi
Yamamoto, Masaaki
Sato, Yasunori
Aoyagi, Tomoyoshi
Matsutani, Tomoo
Iwadate, Yasuo
Funding for this research was provided by:
Elekta
Article History
Received: 10 January 2020
Accepted: 22 July 2020
First Online: 1 August 2020
Compliance with ethical standards
:
: Author HJ is a system start consultant for Elekta instrument ab. The other authors declare that they have no conflicts of interest.
: This article does not contain any studies with animals performed by any of the authors. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: The study was approved by the institutional review board (Chiba University Graduate School of Medicine IRB #2017-260), and the requirement for informed consent was waived because of the retrospective nature of this study.