TY - RPRT TI - Retinoids block phenotypic cell transformation produced by sarcoma growth factor. AU - G J Todaro AU - J E De Larco AU - M B Sporn PY - 1978 DO - 10.1038/276272a0 UR - https://pubmed.ncbi.nlm.nih.gov/213728/ ID - 213728 ER -