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) GREEN RH,A randomized controlled trial of four weeks versus seven weeks of pulmonary rehabilitation in chronic obstructive pulmonary disease,Thorax,,,2001,56,,143-145,https://cir.nii.ac.jp/crid/1570291225606048256,