Concepedia
Mayo Clinic Proceedings · 1989 · 98 citations · 0 references
Veterinary MedicineGynecologyObstetricsObstetric UltrasoundUltrasonographyUltrasoundCervical UltrasonographyDiagnostic UltrasonographyObstetric UltrasonographyPelvic UltrasonographyPelvic UltrasoundUterine UltrasonographyPregnancy Ultrasonography