title: Rate-limiting step in the progression of mouse breast tumors.
mesh_terms: D000367:Age Factors; D000818:Animals; D005260:Female; D008325:Mammary Neoplasms, Experimental; D051379:Mice; D008807:Mice, Inbred BALB C; D008809:Mice, Inbred C3H; D012306:Risk