[1] Keio Univ, Dept Anesthesiol, Sch Med, Shinjuku Ku, Tokyo 1608582, Japan
[2] Sapporo Med Univ, Sch Med, Dept Anesthesiol, Sapporo, Hokkaido, Japan
[3] Tokyo Womens Med Univ, Dept Anesthesiol, Tokyo, Japan
[4] Kyoto Univ Hosp, Dept Anesthesiol, Kyoto 606, Japan
[5] Okayama Univ Hosp, Dept Anesthesiol & Resuscitol, Okayama, Japan
[6] Kagoshima Univ, Fac Med, Dept Anesthesiol & Crit Care Med, Kagoshima 890, Japan
[7] Univ Tokyo, Dept Anesthesiol, Tokyo, Japan
[8] Juntendo Univ, Sch Med, Dept Anesthesiol, Tokyo 113, Japan
[9] NTT Med Ctr Tokyo, Dept Anesthesia, Tokyo, Japan
[10] Tokai Univ, Dept Anesthesiol, Hiratsuka, Kanagawa 25912, Japan
[11] Nippon Med Sch, Dept Anesthesiol, Tokyo 113, Japan
[12] Jikei Univ, Dept Anesthesiol, Sch Med, Tokyo 105, Japan
[13] Hamamatsu Univ Sch Med, Dept Anesthesiol & Resuscitol, Shizuoka, Japan
[14] Nagoya Univ Hosp, Dept Anesthesiol, Nagoya, Aichi, Japan
[15] Osaka Univ Hosp, Dept Anesthesiol, Osaka 553, Japan
[16] Jikei Univ, Presidents Off, Tokyo, Japan
[17] Baxter Ltd, Tokyo, Japan