1. Department of Nursing Hiroshima University Hospital Hiroshima Japan
2. Department of Nursing Graduate School of Nursing, Yasuda Women's University Hiroshima Japan
3. Department of Perioperative and Critical Care Management Graduate School of Biomedical and Health Sciences, Hiroshima University Hiroshima Japan
4. Department of Radiation Disaster Medicine Research Institute for Radiation Biology and Medicine, Hiroshima University Hiroshima Japan
5. Department of Emergency and Critical Care Medicine Graduate School of Biomedical Sciences, Hiroshima University Hiroshima Japan
6. Hiroshima Kosei Hospital Hiroshima Japan