Yamashita, Mariko http://orcid.org/0000-0001-7829-9477
Matsumoto, Masanori
Hayakawa, Masaki
Sakai, Kazuya
Fujimura, Yoshihiro
Ogata, Nahoko
Article History
Received: 28 June 2017
Accepted: 2 January 2018
First Online: 24 January 2018
Competing Interests
: The authors declare that they have no competing interests.