Kondo, Jiro http://orcid.org/0000-0002-5682-3685
Tada, Yoshinari
Dairaku, Takenori
Hattori, Yoshikazu
Saneyoshi, Hisao
Ono, Akira
Tanaka, Yoshiyuki
Article History
Received: 24 May 2016
Accepted: 24 May 2017
First Online: 3 July 2017
Competing interests
: The authors declare no competing financial interests.