Gestational AgePrevalenceInfant, Small for Gestational AgeInfant, NewbornPregnancyInfant, PrematureBirth WeightUltrasonography, PrenatalPremature BirthPregnancy OutcomeFetal Growth RetardationInfant, Premature, DiseasesInfant, Low Birth WeightRisk FactorsCross-Sectional StudiesPregnancy Trimester, SecondPregnancy Trimester, ThirdFetusPregnancy ComplicationsFetal DevelopmentInfant, Very Low Birth WeightObstetric Labor, PrematureProspective StudiesCrown-Rump LengthPregnancy Trimester, FirstAmniotic FluidIntensive Care Units, NeonatalCohort StudiesRetrospective StudiesTerm BirthMaternal AgeFetal HeartFetal DiseasesApgar ScoreRetinopathy of PrematurityTwinsInfant MortalityRespiratory Distress Syndrome, NewbornFetal DeathChild DevelopmentPre-EclampsiaPlacentaLogistic ModelsUmbilical ArteriesReference ValuesPrenatal DiagnosisBrazilAge FactorsSex FactorsDelivery, ObstetricBronchopulmonary DysplasiaStillbirthIntensive Care, NeonatalInfant, Newborn, DiseasesInfant, Extremely Low Birth WeightAge DistributionPrenatal CareRegression AnalysisFetal WeightBody HeightCase-Control StudiesFetal BloodIncidenceDevelopmental DisabilitiesUnited StatesInfant, Extremely PrematureFetal MacrosomiaQuestionnairesCesarean SectionEmbryonic and Fetal DevelopmentSex DistributionFetal Membranes, Premature RuptureChorioamnionitisSocioeconomic FactorsFetal Organ MaturityParityCongenital AbnormalitiesAnthropometryBirth CertificatesOdds RatioSensitivity and SpecificitySmokingPregnancy TrimestersFetal MortalityHeadHealth SurveysUmbilical CordFollow-Up StudiesHeart Rate, FetalEchoencephalographyIndiaPregnancy Complications, InfectiousFetal MonitoringTripletsUrban PopulationTime FactorsNeonatal ScreeningBody Mass IndexLinear ModelsRisk Assessment