Chiba, Takanori
Ishihara, Erika
Miyamura, Norio
Narumi, Rika
Kajita, Mihoko
Fujita, Yasuyuki
Suzuki, Akira
Ogawa, Yoshihiro
Nishina, Hiroshi
Article History
Received: 18 January 2016
Accepted: 3 June 2016
First Online: 21 June 2016
Competing interests
: The authors declare no competing financial interests.