Sengiku, Atsushi
Ueda, Masakatsu
Kono, Jin
Sano, Takeshi
Nishikawa, Nobuyuki
Kunisue, Sumihiro
Tsujihana, Kojiro
Liou, Louis S.
Kanematsu, Akihiro
Shimba, Shigeki
Doi, Masao
Okamura, Hitoshi
Ogawa, Osamu
Negoro, Hiromitsu
Article History
Received: 9 October 2017
Accepted: 17 January 2018
First Online: 31 January 2018
Competing Interests
: The authors declare that they have no competing interests.