[4 cases of double primary tumors in mice].
D000818:Animals; D005260:Female; D007945:Leukemia, Lymphoid; D008113:Liver Neoplasms; D008175:Lung Neoplasms; D008321:Mammary Glands, Animal; D051379:Mice; D009369:Neoplasms; D009378:Neoplasms, Multiple Primary; D012376:Rodent Diseases