Affiliation: | (1) Department of Anesthesiology, Fukushima Medical University School of Medicine, 1 Hikarigaoka, Fukushima 960-1295, Japan, JP;(2) Departments of Anesthesiology and,;(3) Neurosurgery, Central Aizu General Hospital, 1-1 Tsuruga-machi, Aizuwakamatsu 960-0011, Japan, JP |