title: Safe entry point.
authors.forename: Satoru
authors.initials: S
authors.lastname: Takeuchi
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Nawashiro
authors.forename: Yoichi
authors.initials: Y
authors.lastname: Uozumi
authors.forename: Naoki
authors.initials: N
authors.lastname: Otani
mesh_terms: D000369:Aged, 80 and over; D003399:Craniotomy; D005260:Female; D020200:Hematoma, Subdural, Chronic / Q000601:surgery*; D006801:Humans; D008297:Male; D019635:Neurosurgical Procedures; D010294:Parietal Bone / Q000601:surgery; D013525:Surgical Instruments; D016896:Treatment Outcome