Hongu, Tsunaki
Funakoshi, Yuji
Fukuhara, Shigetomo
Suzuki, Teruhiko
Sakimoto, Susumu
Takakura, Nobuyuki
Ema, Masatsugu
Takahashi, Satoru
Itoh, Susumu
Kato, Mitsuyasu
Hasegawa, Hiroshi
Mochizuki, Naoki
Kanaho, Yasunori
Article History
Received: 20 April 2014
Accepted: 25 June 2015
First Online: 4 August 2015
Competing interests
: The authors declare no competing financial interests.