Affiliation: | (1) Department of Neurosurgery, Daiyukai General Hospital, 1-9-9 Sakura, 491 Ichinomiya, Japan;(2) Department of Neurosurgery, Gifu University School of Medicine, Japan;(3) Department of Neurosurgery, Takayama Red Cross Hospital, Japan;(4) Department of Laboratory Medicine, Gifu University School of Medicine, Japan |