title: Strain differences in thymus weight in mice with different predispositions to spontaneous mammary cancer.
mesh_terms: D000375:Aging; D000818:Animals; D004198:Disease Susceptibility; D005260:Female; D008297:Male; D008321:Mammary Glands, Animal; D008324:Mammary Tumor Virus, Mouse / Q000472:pathogenicity; D051379:Mice; D008815:Mice, Inbred Strains; D009369:Neoplasms / Q000453:epidemiology*; D009929:Organ Size; D013045:Species Specificity; D013950:Thymus Gland