TY - RPRT TI - Infectious type C viruses released by normal cat embryo cells. AU - G J Todaro AU - R E Benveniste AU - M M Lieber AU - D M Livingston PY - 1973 DO - 10.1016/0042-6822(73)90192-x UR - https://pubmed.ncbi.nlm.nih.gov/4126409/ ID - 4126409 ER -