[A histological study on oviducts and uteri of aged cows].
D000367:Age Factors; D000818:Animals; D002417:Cattle / Q000033:anatomy & histology*; D004848:Epithelium; D005260:Female; D010057:Oviducts / Q000033:anatomy & histology*; D014599:Uterus / Q000033:anatomy & histology*