Serum testosterone in fetal cattle.
D000818:Animals; D002417:Cattle / Q000196:embryology*; D005260:Female; D005333:Fetus / Q000033:anatomy & histology / Q000502:physiology*; D005611:Freemartinism / Q000209:etiology; D005865:Gestational Age; D008297:Male; D011247:Pregnancy; D011863:Radioimmunoassay; D013739:Testosterone / Q000097:blood*
D013739:Testosterone