Matsumura, Ryosuke
Yamamoto, Hideaki http://orcid.org/0000-0003-3362-5376
Hayakawa, Takeshi
Katsurabayashi, Shutaro http://orcid.org/0000-0002-8595-5820
Niwano, Michio
Hirano-Iwata, Ayumi
Article History
Received: 4 January 2018
Accepted: 20 June 2018
First Online: 2 July 2018
Competing Interests
: The authors declare no competing interests.