AmniocentesisAmniotic FluidChorionic Villi SamplingPrenatal DiagnosisPregnancy Trimester, SecondPregnancyFetal DiseasesDown SyndromeChromosome DisordersCordocentesisUltrasonography, PrenatalMaternal Agealpha-FetoproteinsRh IsoimmunizationPregnancy, High-RiskGestational AgeTest Anxiety ScaleEstriolChorioamnionitisGenetic CounselingAbortion, EugenicTrisomyKaryotypingCustodial CareLymphangioma, CysticChromosome AberrationsCongenital AbnormalitiesSex Chromosome AberrationsFetal DeathAbortion, SpontaneousBiological DressingsFetal Membranes, Premature RupturePregnancy, TwinPregnancy Trimester, FirstAbortion, InducedObstetric Labor, PrematurePregnant WomenPregnancy OutcomeIatrogenic DiseaseAneuploidyErythroblastosis, FetalAmnionNeural Tube DefectsAbortion, TherapeuticFetal Organ MaturityTwinsFoot Deformities, CongenitalBlood Transfusion, IntrauterineFreedomPregnancy, MultipleSex Determination AnalysisInfant, NewbornKaryotypeFetusMosaicismFetofetal Transfusion