Journal of the American Veterinary Medical Association · 1982 · 23 citations · 0 references
MedicineGynecologyObstetricsCervical DiseaseEquine MedicineReproductive MedicineCervical AnatomyCervical DisordersCervical InsufficiencyCervical UltrasonographyCervical UltrasoundCongenital Reproductive Tract AnomaliesCervical Dilation FailureCervicoisthmic AnatomyMare Reproductive Physiology