著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) POWERS WJ,Clinical results of extracranial-intracranial bypass surgery in patients with hemodynamic cerebrovascular disease,J Neurosurg,,,1989,70,,61-67,https://cir.nii.ac.jp/crid/1571980076171886976,