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) O'KEEFFE ST,Clinical significance of delirium subtypes in older people,Age Ageing,,,1999,28,,115-119,https://cir.nii.ac.jp/crid/1573105975833524096,