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) SHIROIWA T,International survey on willingness-to-pay (WTP) for one additional QALY gained : what is the threshold of cost effectiveness?,Health Econ,,,2010,,,,https://cir.nii.ac.jp/crid/1573105976049292544,