Early pregnancy diagnosis in the bovine.
D000818:Animals; D002417:Cattle / Q000502:physiology; D002582:Cervix Mucus; D003460:Crystallization; D005260:Female; D010121:Oxytocin / Q000494:pharmacology; D011247:Pregnancy; D011258:Pregnancy Tests / Q000662:veterinary*
D010121:Oxytocin