00654nam a22001812  4500001001300000003000500013005001700018008004100035040001800076086002300094245013400117260003000251300000700281500008100288500004400369650002200413710003700435hsl001007273DGPO20170826152559.0170117s1970    dcu          f000 0 eng d  aGPOcGPOdMvI0 aHE 20.3161/A:R 18900aSequential morphological chnages [sic] in N-methyl-N-nitro-N-nitrosoguanidene carcinogenuesis [sic] in glandular stomach of rats.  a[Washington, D.C.,c1970]  av.  aReprinted from Journal of National Cancer Institute, v.44, no.4, April 1970.  aCRDP Program Historic Shelflist record. 0aCancerxResearch.2 aNational Cancer Institute (U.S.)