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) AL-HAZZAA H,The public health burden of physical inactivity in Saudi Arabia,J Family Community Med,,,2004,11,,45-52,https://cir.nii.ac.jp/crid/1573105975298781312,