1. Assistant Professor, Department of Anesthesiology, Kansai Medical University, Takii Hospital, Osaka, Japan.
2. Associate Professor, Department of Anaesthesia, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
3. Assistant Professor, Department of Anesthesiology, Kansai Medical University, Otokoyama Hospital, Kyoto, Japan.
4. Associate Professor.
5. Professor, Department of Anesthesiology and Critical Care Medicine, Jichi Medical University, Tochigi, Japan.
6. Assistant Professor, Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical College, Hokkaido, Japan.
7. Assistant Professor.
8. Professor, Department of Anesthesiology, Showa University School of Medicine, Tokyo, Japan.
9. Professor, Department of Anesthesiology, Dokkyo Medical School, Koshigaya Hospital, Saitama, Japan.