VaginaUltrasonographyUltrasonography, Doppler, ColorHysteroscopyUltrasonography, Doppler, PulsedUltrasonography, PrenatalUltrasonography, DopplerEndosonographyUterine DiseasesUterine HemorrhagePlacenta PreviaOvarian CystsSensitivity and SpecificityPregnancy, EctopicPregnancyCA-125 AntigenAbortion, IncompleteEndometriosisEndometriumAdnexal DiseasesEndometrial NeoplasmsLeiomyomaPredictive Value of TestsMenorrhagiaPregnancy Trimester, FirstProspective StudiesCervix UteriUterusUterine NeoplasmsPelvisMyometriumGenital Diseases, FemaleDoppler EffectGestational AgeUltrasonography, Doppler, TranscranialBlood Flow VelocityLaparoscopyRectumPostmenopauseEchocardiography, Doppler, PulsedOvarian FollicleReproducibility of ResultsROC CurveOvarian NeoplasmsEchocardiography, Doppler, ColorOvarian DiseasesPolypsUltrasonography, Doppler, DuplexPulsatile FlowPregnancy Trimester, SecondHysterosalpingographyUltrasonography, InterventionalImaging, Three-DimensionalAdnexa UteriObserver VariationFetal DiseasesObstetric Labor, PrematureCervical RipeningRegional Blood FlowCystsLaser-Doppler FlowmetryEndometrial HyperplasiaContrast MediaDilatation and CurettagePalpationFallopian Tube DiseasesFetal HeartLabor PresentationUterine Cervical IncompetencePregnancy, High-RiskCervical Length MeasurementUltrasonography, MammaryInfertility, FemaleFallopian Tube Patency TestsSulfur HexafluorideUmbilical ArteriesEchoencephalographyOvaryPregnancy Trimester, ThirdCerclage, CervicalArteriesPlacental CirculationPregnancy OutcomeSuctionRetrospective StudiesCesarean SectionAbortifacient Agents, NonsteroidalPelvic Inflammatory DiseasePregnancy, TubalNatural Orifice Endoscopic SurgeryTomography, X-Ray ComputedPreoperative CareFalse Negative ReactionsFertilization in VitroUltrasonicsReference ValuesGestational SacLabor, InducedHysterectomyColpotomy