Morikawa, Mako
Okada, Takashi
Ando, Masahiko
Aleksic, Branko
Kunimoto, Shohko
Nakamura, Yukako
Kubota, Chika
Uno, Yota
Tamaji, Ai
Hayakawa, Norika
Furumura, Kaori
Shiino, Tomoko
Morita, Tokiko
Ishikawa, Naoko
Ohoka, Harue
Usui, Hinako
Banno, Naomi
Murase, Satomi
Goto, Setsuko
Kanai, Atsuko
Masuda, Tomoko
Ozaki, Norio
Article History
Received: 22 December 2014
Accepted: 16 April 2015
First Online: 29 May 2015
Competing interests
: The authors declare no competing financial interests.