Takahashi, Saori http://orcid.org/0000-0001-9195-3656
Miura, Hisashi http://orcid.org/0000-0003-1270-776X
Shibata, Takahiro
Nagao, Koji http://orcid.org/0000-0003-1418-6988
Okumura, Katsuzumi
Ogata, Masato
Obuse, Chikashi
Takebayashi, Shin-ichiro http://orcid.org/0000-0002-1968-9800
Hiratani, Ichiro http://orcid.org/0000-0003-3710-3540
Article History
Received: 26 December 2017
Accepted: 9 January 2019
First Online: 25 February 2019
Competing interests
: The authors declare no competing interests.