Comparison of the virulence of the mammary-tumor agent from four strains of mice.
D000818:Animals; D001943:Breast Neoplasms; D002277:Carcinoma; D006801:Humans; D051379:Mice; D009374:Neoplasms, Experimental; D014774:Virulence
CARCINOMA/experimental; NEOPLASMS/experimental