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) Fernando PonS and Maria Varela and Josep.M. Llovet,Staging systems in hepatocellular carcinoma,HPB,1365-182X,Elsevier BV,2005-03,7,1,35-41,https://cir.nii.ac.jp/crid/1362825894146067328,https://doi.org/10.1080/13651820410024058