Koike, Hideki
Morita, Toshisuke
Tatebe, Junko
Watanabe, Ippei
Shinohara, Masaya
Kinoshita, Toshio
Yuzawa, Hitomi
Suzuki, Takeya
Fujino, Tadashi
Ikeda, Takanori
Article History
Received: 17 July 2019
Accepted: 31 December 2019
First Online: 16 January 2020
Competing interests
: The authors declare no competing interests.