Confirmation of pregnancy in mares by enzyme immunoassay of oestrogens in faeces.
D000818:Animals; D004967:Estrogens / Q000032:analysis*; D005243:Feces / Q000032:analysis*; D005260:Female; D006736:Horses; D007124:Immunoenzyme Techniques; D011247:Pregnancy; D011258:Pregnancy Tests / Q000662:veterinary*
D004967:Estrogens