Saito, Takeyuki
Yokota, Kazuya
Kobayakawa, Kazu
Hara, Masamitsu
Kubota, Kensuke
Harimaya, Katsumi
Kawaguchi, Kenichi
Hayashida, Mitsumasa
Matsumoto, Yoshihiro
Doi, Toshio
Shiba, Keiichiro
Nakashima, Yasuharu
Okada, Seiji
Funding for this research was provided by:
Grant-in-Aid for Scientific Research from the Ministry of Education, Science, Sports and Culture of Japan
research foundations from the general insurance association of Japan