Kurata, Seiji
Ushijima, Kimio
Kawahara, Akihiko
Kaida, Hayato
Kawano, Kouichirou
Hirose, Yasumitsu
Kage, Masayoshi
Kamura, Toshiharu
Ishibashi, Masatoshi
Abe, Toshi
Funding for this research was provided by:
Scientific Research, (C) from the Ministry of Education (23591806)