Reply.
Department of Thoracic Surgery Osaka Medical College 2-7, Daigaku-cho, Takatsuki-shi, Osaka 569, Japan; Department of Cardiovascular Surgery Mitsui Memorial Hospital 1, Kanda Izumi-cho, Chiyoda-ku Tokyo 101, Japan.
Ryu
R
Koike
Department of Thoracic Surgery Osaka Medical College 2-7, Daigaku-cho, Takatsuki-shi, Osaka 569, Japan; Department of Cardiovascular Surgery Mitsui Memorial Hospital 1, Kanda Izumi-cho, Chiyoda-ku Tokyo 101, Japan.
Hisayoshi
H
Suma