Nishii, Kazuya
Shimogawa, Ritsuko
Kurita, Hisaka
Inden, Masatoshi
Kobayashi, Michio
Toyoshima, Itaru
Taguchi, Yoshiharu
Ueda, Akihiro
Tamune, Hidetaka
Hozumi, Isao
Article History
Received: 29 July 2019
Accepted: 31 October 2019
First Online: 21 November 2019
Competing interests
: The authors declare no competing interests.