著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Takuwa N,Tumor‐suppressive sphingosine‐1‐phosphate receptor‐2 counteracting tumor‐promoting sphingosine‐1‐phosphate receptor‐1 and sphingosine kinase 1 – Jekyll Hidden behind Hyde,Am J Cancer Res,,,2011,1,,460,https://cir.nii.ac.jp/crid/1370567185443827875,