Urine tests for pregnancy in the mare.
D000818:Animals; D004967:Estrogens / Q000652:urine*; D005188:False Negative Reactions; D005189:False Positive Reactions; D005260:Female; D005453:Fluorescence; D005470:Fluorometry; D006736:Horses; D008722:Methods; D011247:Pregnancy; D011258:Pregnancy Tests / Q000662:veterinary*; D013053:Spectrophotometry
D004967:Estrogens