Mito, Asako
Arata, Naoko
Qiu, Dongmei
Sakamoto, Naoko
Murashima, Atsuko
Ichihara, Atsuhiro
Matsuoka, Ryu
Sekizawa, Akihiko
Ohya, Yukihiro
Kitagawa, Michihiro
Article History
Received: 25 June 2017
Revised: 8 August 2017
Accepted: 16 August 2017
First Online: 2 November 2017
Competing interests
: The authors declare no conflict of interest.
Free to read: This content has been made available to all.