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) J. M. Valderas and B. Starfield and B. Sibbald and C. Salisbury and M. Roland,Defining Comorbidity: Implications for Understanding Health and Health Services,The Annals of Family Medicine,1544-1709,Annals of Family Medicine,2009-07-01,7,4,357-363,https://cir.nii.ac.jp/crid/1360011144038005248,https://doi.org/10.1370/afm.983