Letter: The predictability of fertility from semen scores.
D000818:Animals; D002417:Cattle / Q000502:physiology*; D002452:Cell Count; D005260:Female; D005298:Fertility; D007315:Insemination, Artificial; D008297:Male; D011247:Pregnancy; D012661:Semen / Q000166:cytology*; D013094:Spermatozoa