00720nam a22002292  4500001001300000003000500013005001700018008004100035040001800076086002600094099002600120245009600146260003000242300000700272500005100279500004400330650002000374650002200394710003700416949001800453999001900471hsl001007576DGPO20170826152602.0170117s1974    dcu          f000 0 eng d  aGPOcGPOdMvI0 aHE 20.3161/A:T 833/45  aHE 20.3161/A:T 833/4500aRNA tumor viruses predent [sic] in growing and absent in regressing mammary tumors of mice.  a[Washington, D.C.,c1974]  av.  a(Reprinted from JNCI, v.52, no.1, Jan. 1974.).  aCRDP Program Historic Shelflist record. 0aBreastxCancer. 0aCancerxResearch.2 aNational Cancer Institute (U.S.)  aBEVbFed Docs  c264819d264819