Yoshida, Michiko
Hata, Kenji
Takashima, Rikako
Ono, Koichiro
Nakamura, Eriko
Takahata, Yoshifumi
Murakami, Tomohiko
Iseki, Sachiko
Takano-Yamamoto, Teruko
Nishimura, Riko
Yoneda, Toshiyuki
Article History
Received: 4 June 2014
Accepted: 16 February 2015
First Online: 26 March 2015
Competing interests
: The authors declare no competing financial interests.