Morokuma, Seiichi http://orcid.org/0000-0001-5995-0017
Michikawa, Takehiro http://orcid.org/0000-0002-2298-5133
Kato, Kiyoko
Sanefuji, Masafumi
Shibata, Eiji
Tsuji, Mayumi
Senju, Ayako
Kawamoto, Toshihiro
Ohga, Shouichi
Kusuhara, Koichi
Article History
Received: 4 April 2018
Accepted: 15 October 2018
First Online: 26 October 2018
Competing Interests
: The authors declare no competing interests.