Miyata, Yoichi
Ishizawa, Takeaki
Kamiya, Mako
Yamashita, Suguru
Hasegawa, Kiyoshi
Ushiku, Aya
Shibahara, Junji
Fukayama, Masashi
Urano, Yasuteru
Kokudo, Norihiro
Article History
Received: 10 February 2017
Accepted: 3 May 2017
First Online: 14 June 2017
Competing Interests
: The authors declare that they have no competing interests.