PregnancyPre-EclampsiaPregnancy ComplicationsPregnancy Trimester, ThirdPregnancy OutcomePregnancy Trimester, FirstPregnancy, AnimalPregnancy TrimestersPlacentaPregnancy, EctopicPregnancy Complications, CardiovascularPregnancy Trimester, SecondGestational AgeAbortion, SpontaneousPregnancy in DiabeticsUltrasonography, PrenatalPregnancy ProteinsFetal Growth RetardationDeciduaHydatidiform MoleTrophoblastsPregnancy RateAmniotic FluidUterusPlacental CirculationPregnancy, High-RiskPregnancy TestsInfant, NewbornPregnancy, MultiplePregnancy Complications, InfectiousMaternal-Fetal ExchangeChorionic VilliPregnancy, TubalFetal DeathFetusReference ValuesPregnancy Complications, NeoplasticPregnancy, ProlongedPregnancy in AdolescenceAbortion, HabitualFetal MovementObstetric Labor, PrematureEmbryo ImplantationChorionic Gonadotropin, beta Subunit, HumanDiabetes, GestationalLabor, ObstetricPrenatal DiagnosisPostpartum PeriodAbortion, MissedHELLP SyndromePlacentationRisk FactorsHypertension, Pregnancy-InducedParityBirth WeightPregnancy, UnplannedInfant, Small for Gestational AgeChorionic GonadotropinPremature BirthNeuroprostanesPregnancy, UnwantedVascular Endothelial Growth Factor Receptor-1Placenta DiseasesFetal DevelopmentCase-Control StudiesFetal DiseasesParturitionHeart Rate, FetalFetal Membranes, Premature RuptureUltrasonography, Doppler, PulsedPostpartum ThyroiditisMaternal AgeFetal ResorptionProspective StudiesUmbilical ArteriesEclampsiaChorioamnionitisProgesteronePregnancy Complications, HematologicUterine ArteryAmniocentesisEmbryo Implantation, DelayedAbortion, ThreatenedTrophoblastic NeoplasmsEmbryo TransferCross-Sectional StudiesCesarean SectionFertilization in VitroUterine NeoplasmsPregnancy, TwinFetal WeightMagnetocardiographyArteriesDown SyndromeHydatidiform Mole, InvasiveFetal BloodAbortion, InducedGestational Trophoblastic DiseaseUltrasonography, DopplerPregnancy, Abdominal