The effect of prevalence of mammary tumours of ageing alone and of oestrogen substituted after ovariectomy in RIIIb breeders.
D000375:Aging; D000818:Animals; D001943:Breast Neoplasms; D002369:Castration; D004967:Estrogens; D005260:Female; D006801:Humans; D008297:Male; D009374:Neoplasms, Experimental; D009919:Orchiectomy; D010052:Ovariectomy; D015995:Prevalence
D004967:Estrogens
AGING; BREAST/neoplasms; CASTRATION/experimental; ESTROGENS/effects; NEOPLASMS/experimental