Nakashima, Akikatsu
Horita, Shigeto
Matsunaga, Takahiro
Inoue, Ryo
Zoshima, Takeshi
Mizushima, Ichiro
Hara, Satoshi
Ito, Kiyoaki
Fujii, Hiroshi
Nomura, Hideki
Kawano, Mitsuhiro
Article History
Received: 19 May 2020
Accepted: 19 April 2021
First Online: 10 May 2021
Competing interests
: The authors declare no competing interests.