Hirasima, Yo
Shimobayashi, Hisashi
Yamagishi, Hisao
Suzuki, Hiromu
Murakami, Hiroyuki
Yamada, Akihiro
Yamagami, Takamasa
Namiki, Michiyoshi
Kodama, Masahiro
Article History
Received: 18 March 1997
Revised: 9 September 1998
Accepted: 8 October 1998
First Online: 6 June 2014
Free to read: This content has been made available to all.