Fukuo, Motonobu
Kondo, Mineo
Hirose, Akira
Fukushima, Harumi
Ikesugi, Kengo
Sugimoto, Masahiko
Kato, Kumiko
Uchigata, Yasuko
Kitano, Shigehiko
Article History
Received: 21 June 2016
Accepted: 17 October 2016
First Online: 8 November 2016
Competing interests
: The authors declare no competing financial interests.