著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) ,Caregiver burden from caring for impaired elderly: a cross-sectional study in rural Lower Egypt,Ital J Public Health,,,2012,9,4,1,https://cir.nii.ac.jp/crid/1370004235115513875,