Document Type: Original Article

Authors

1 Department of Regional Emergency Medicine, Fukushima Medical University, Fukushima, Japan[Department of Emergency and Critical Care Medicine, Yamagata University School of Medicine, Yamagata, Japan ]

2 Department of Emergency and Critical Care Medicine, Yamagata University School of Medicine, Yamagata, Japan [Department of Anatomy and Cell Biology, Yamagata University School of Medicine, Yamagata, Japan]

3 Department of Emergency and Critical Care Medicine, Fukushima Medical University, School of Medicine, Fukushima, Japan

4 Department of Forensic Medicine, Yamagata University School of Medicine, Yamagata, Japan