title: Unusually high incidence of spontaneous mammary carcinomata in a colony of BALB/c mice.
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology* / Q000382:microbiology; D000367:Age Factors; D000818:Animals; D005260:Female; D007181:Inclusion Bodies, Viral / Q000648:ultrastructure; D008325:Mammary Neoplasms, Experimental / Q000453:epidemiology* / Q000382:microbiology; D008324:Mammary Tumor Virus, Mouse / Q000302:isolation & purification; D051379:Mice; D008807:Mice, Inbred BALB C