UltrasonicsUltrasonography, PrenatalUltrasonic TherapyMicrobubblesPregnancyFetal DiseasesPrenatal DiagnosisUltrasonographyFetal DevelopmentSonicationPrenatal Exposure Delayed EffectsPelvimetrySulfur HexafluorideEmbryonic and Fetal DevelopmentPrenatal CareHigh-Intensity Focused Ultrasound AblationGestational AgePolyhydramniosSoundPregnancy Trimester, SecondTransducersGastroschisisFetusInfant, NewbornAbnormalities, MultipleCongenital AbnormalitiesOligohydramniosAcousticsPregnancy Trimester, ThirdPregnancy OutcomeAmniotic Band SyndromeFluorocarbonsEchoencephalographyContrast MediaAmniocentesisAutopsyFetal DeathHernia, UmbilicalUltrasonography, Doppler, ColorSpinal DysraphismAbortion, InducedHydronephrosisFetal HeartDilatation, PathologicUltrasonography, DopplerSensitivity and SpecificityRetrospective StudiesUltrasonography, InterventionalHeart Defects, CongenitalProspective StudiesPlacentaMaternal ExposureSyndromeMaternal-Fetal ExchangeKaryotypingEndosonographyMagnetic Resonance ImagingPregnancy ComplicationsUltrasonography, Doppler, DuplexUltrasonography, Doppler, PulsedFetal Growth RetardationUltrasonography, MammaryBirth WeightFetal ViabilityPregnancy Trimester, FirstMaternal Nutritional Physiological PhenomenaChorionic Villi SamplingAbortion, EugenicTeratogenesisFetal WeightImaging, Three-DimensionalPregnancy, AnimalPlacentationGene Expression Regulation, DevelopmentalFetal BloodReproducibility of ResultsAbnormalities, Drug-InducedUltrasonography, Doppler, TranscranialFetal ResorptionUterusPrenatal InjuriesTime FactorsPredictive Value of TestsTomography, X-Ray ComputedSheepRisk FactorsBlood Flow VelocityEmbryo, MammalianOrgan SizeLitter SizeOvaryMothersAbortion, TherapeuticInfant, Low Birth WeightTeratogensMaternal-Fetal RelationsTestosterone PropionateFetal Alcohol Spectrum DisordersAnimals, NewbornLiver