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Prenatal DiagnosisFetal DiseasesPregnancyUltrasonography, PrenatalChorionic Villi SamplingPrenatal Exposure Delayed EffectsPrenatal CareAmniocentesisAbortion, EugenicHealth StatusHeterozygote DetectionPublic HealthInfant, NewbornGenetic CounselingAbortion, TherapeuticDelivery of Health CareAmniotic FluidGestational AgePregnancy Trimester, SecondAbnormalities, MultipleHealth PolicyHealth SurveysAbortion, InducedHealth Care ReformHealth PromotionMental HealthFetusPregnancy OutcomeAttitude to HealthHealthChromosome DisordersThalassemiaHealth Services AccessibilityHealth Care SurveysGenetic TestingTrisomyPrimary Health CareCordocentesisPregnancy Trimester, FirstHealth PlanningDown SyndromeQuality of Health CareHealth BehaviorHydrops FetalisKaryotypingFetal DeathSensitivity and SpecificityInsurance, HealthHealth ServicesHealth Knowledge, Attitudes, PracticeHealth PersonnelWorld HealthRetrospective StudiesSex Chromosome DisordersHemoglobinopathiesHealth Services Needs and DemandCongenital AbnormalitiesHealth Services ResearchPatient Acceptance of Health CareHealth EducationPolyhydramniosHeart Defects, CongenitalPedigreeOral HealthPregnancy Trimester, ThirdHealth ExpendituresPregnant WomenPublic Health AdministrationPreimplantation DiagnosisEctromeliaHealth Status DisparitiesUltrasonography, Doppler, ColorHernia, UmbilicalPolymerase Chain ReactionSyndromeEnvironmental Healthbeta-ThalassemiaSex Determination AnalysisGenetic Diseases, InbornOccupational HealthFetal HeartChorionic VilliNational Health ProgramsDelayed DiagnosisSex Chromosome AberrationsTwins, ConjoinedHealth Care RationingMental Health ServicesChromosome AberrationsPublic Health PracticeAneuploidyHealth PrioritiesWomen's HealthDelivery of Health Care, IntegratedRural HealthUrban HealthFatal OutcomeProspective StudiesPrenatal InjuriesFetoscopy