Affiliation: | 1. Department of Emergency, Shirane Tokushukai Hospital, Yamanashi, Japan;2. Department of Neurosurgery, Shirane Tokushukai Hospital, Yamanashi, Japan;3. Department of Emergency and Critical Care Medicine, The University of Tokyo Hospital, Tokyo, Japan;4. Department of Emergency and Critical Care Medicine, Ohta Nishinouchi Hospital, Fukushima, Japan |