Furukawa, Junji
Inoue, Katsuhisa
Maeda, Junya
Yasujima, Tomoya
Ohta, Kinya
Kanai, Yoshikatsu
Takada, Tappei
Matsuo, Hirotaka
Yuasa, Hiroaki
Article History
Received: 22 June 2015
Accepted: 16 September 2015
First Online: 12 October 2015
Change Date: 4 March 2016
Change Type: Update
Change Details: A correction has been published and is appended to both the HTML and PDF versions of this paper. The error has not been fixed in the paper.
Competing interests
: The authors declare no competing financial interests.