Sato, Kei
Kobayashi, Tomoko
Misawa, Naoko
Yoshikawa, Rokusuke
Takeuchi, Junko S.
Miura, Tomoyuki
Okamoto, Munehiro
Yasunaga, Jun-ichirou
Matsuoka, Masao
Ito, Mamoru
Miyazawa, Takayuki
Koyanagi, Yoshio
Article History
Received: 25 March 2015
Accepted: 17 August 2015
First Online: 14 September 2015
Competing interests
: The authors declare no competing financial interests.