PubMed · 1982 · 31 citations · 0 references
MedicineMaternal HealthObstetricsMaternal-fetal MedicineObstetric UltrasoundPrenatal DiagnosisAntenatal AssessmentAntenatal CareFetal AssessmentFetal MonitoringFetal PositionFetal PresentationAntenatal Fetal AssessmentAntenatal Fetal TestingAntepartum Fetal MonitoringAntepartum Fetal TestingFetal Motion AnalysisFetal Motion AssessmentPerception