(Takakura) Assistant Professor of Anesthesiology and Reanimatology.
(Hasegawa) Instructor of Anesthesiology and Reanimatology.
(Goto) Professor of Anesthesiology and Reanimatology.
(Muramatsu) Professor of Pharmacology.
Received from the Departments of Anesthesiology and Reanimatology, Fukui Medical School, Matsuoka, Fukui, Japan. Submitted for publication January 6, 1997. Accepted for publication May 19, 1997. Supported in part by grant from the Ministry of Education, Science, Sports and Culture, Japan. Presented in part at the 1996 American Society of Anesthesiologists meeting in New Orleans, Louisiana, October 22, 1996.
Address reprint requests to Dr. Takakura: Department of Anesthesiology and Reanimatology, Fukui Medical School, Shimoaizuki 23-3, Matsuoka, Fukui 910-11, Japan. Address electronic mail to: takakura@fmsrsa.fukui-med.ac.jp.