McDowell, K J Restricted conceptus mobility results in failure of pregnancy maintenance in mares. [electronic resource] - Biology of reproduction Sep 1988 - 340-8 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0006-3363 Standard No.: 10.1095/biolreprod39.2.340 doi Subjects--Topical Terms: AnimalsFemaleFetal MovementHorses--physiologyPregnancyPregnancy MaintenancePregnancy, Animal--physiologyProgesterone--analysisRadioimmunoassay