Ihara, K
Yoshida, H
Jones, P B
Hashizume, M
Suzuki, Y
Ishijima, H
Kim, H K
Suzuki, T
Hachisu, M
Article History
Received: 19 September 2015
Revised: 9 February 2016
Accepted: 11 February 2016
First Online: 12 April 2016
Competing interests
: The authors declare no conflict of interest.