Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Jeffrey L Wrana,Regulation of Smad Activity,Cell,0092-8674,Elsevier BV,2000-01,100,2,189-192,https://cir.nii.ac.jp/crid/1362262943637494400,https://doi.org/10.1016/s0092-8674(00)81556-1