Hayashi, K
Momoi, Y
Tanuma, N
Kishimoto, A
Ogoh, H
Kato, H
Suzuki, M
Sakamoto, Y
Inoue, Y
Nomura, M
Kiyonari, H
Sakayori, M
Fukamachi, K
Kakugawa, Y
Yamashita, Y
Ito, S
Sato, I
Suzuki, A
Nishio, M
Suganuma, M
Watanabe, T
Shima, H
Article History
Received: 19 March 2014
Revised: 20 October 2014
Accepted: 27 October 2014
First Online: 8 December 2014
Competing interests
: The authors declare no conflict of interest.