Murakami, Y
Ikeda, Y
Nakatake, S
Tachibana, T
Fujiwara, K
Yoshida, N
Notomi, S
Nakao, S
Hisatomi, T
Miller, J W
Vavvas, DG
Sonoda, KH
Ishibashi, T
Article History
Received: 13 October 2015
Accepted: 16 October 2015
First Online: 30 November 2015
Competing interests
: The authors declare no conflict of interest.