著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Doorslaer, Eddy van and O'Donnell, Owen",Measurement and explanation of inequality in health and health care in low-income settings,,"WIDER, United Nations University",2008,WIDER discussion paper,,"9789292300838,9292300830",,https://cir.nii.ac.jp/crid/1130000795908064000