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) Earl S. Ford and Louise B. Murphy and Olga Khavjou and Wayne H. Giles and James B. Holt and Janet B. Croft,Total and State-Specific Medical and Absenteeism Costs of COPD Among Adults Aged 18 Years in the United States for 2010 and Projections Through 2020,Chest,0012-3692,Elsevier BV,2015-01,147,1,31-45,https://cir.nii.ac.jp/crid/1360855568840614912,https://doi.org/10.1378/chest.14-0972