Kuwahata, Akihiro
Tanaka, Ryo
Matsuda, Sachiko
Amada, En
Irino, Tomoyuki
Mayanagi, Shuhei
Chikaki, Shinichi
Saito, Itsuro
Tanabe, Norio
Kawakubo, Hirofumi
Takeuchi, Hiroya
Kitagawa, Yuko
Kusakabe, Moriaki
Sekino, Masaki
Article History
Received: 4 April 2019
Accepted: 13 January 2020
First Online: 4 February 2020
Competing interests
: The authors declare no competing interests.