1. 2nd Department of Anesthesia, Nagano Red Cross Hospital
2. Department of Emergency Medicine, Nagoya University Hospital
3. Department of Anesthesia and Resuscitation, Hamamatsu University School of Medicine
4. Department of Anesthesiology and Resuscitology, Shinshu University School of Medicine
5. Department of Emergency & Critical Care Medicine, Nagoya University Graduate School of Medicine