Kenichi KOBAYASHI ; Tsutomu IWABUCHI ; Hiroshi KIKUCHI ; Masahiko HATAO ; Shigeru HAYASHI ; Yutaka HIRANO ; Hiroshi HAMADA ; Takao NAKAGI ; Kazuo SAITO ; Osamu NISHIZAKI ; Ryoichi NISHIMURA ; Arito TORII
Medical Education 1992;23(1):50-54