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Article History

Received: 17 May 2021

Accepted: 21 October 2021

First Online: 8 November 2021

Declarations

:

: Shinji Hirano, MD, Yasuaki Nagami, MD, PhD, Masafumi Yamamura, MD, Kojiro Tanoue, MD, PhD, Taishi Sakai, MD, PhD, Hirotsugu Maruyama, MD, PhD, Masaki Ominami, MD, PhD, Yuji Nadatani, MD, PhD, Shusei Fukunaga, MD, PhD, Koji Otani, MD, PhD, Shuhei Hosomi, MD, PhD, Fumio Tanaka, MD, PhD, Noriko Kamata, MD, PhD, Koichi Taira, MD, PhD, Masatsugu Shiba, MD, PhD, Toshio Watanabe, MD, PhD, and Yasuhiro Fujiwara, MD, PhD have no conflicts of interest or financial ties to disclose.