Reagent Kits, DiagnosticPregnancyPregnancy OutcomePregnancy ComplicationsPregnancy, AnimalPregnancy, EctopicDirofilaria immitisImmunochromatographySensitivity and SpecificityPregnancy Trimester, FirstEvaluation Studies as TopicImmunologic TestsPregnancy RatePregnancy Trimester, ThirdDirofilariasisPregnancy Complications, CardiovascularPregnancy TestsPregnancy TrimestersShigella boydiiPregnancy, MultiplePregnancy in DiabeticsPregnancy, TubalPregnancy Trimester, SecondEnzyme-Linked Immunosorbent AssayPregnancy Complications, NeoplasticOccult BloodLatex Fixation TestsPregnancy in AdolescenceFalse Positive ReactionsPregnancy Complications, InfectiousImmunoassayAbortion, SpontaneousPregnancy ProteinsPregnancy, UnplannedPregnancy, High-RiskPregnancy, UnwantedLaboratories, HospitalAgglutination TestsGestational AgePregnancy Complications, HematologicAIDS SerodiagnosisReproducibility of ResultsInfant, NewbornFalse Negative ReactionsProto-Oncogene Proteins c-kitPregnancy, ProlongedThailandPre-EclampsiaPregnancy, TwinPlacentaImmunoenzyme TechniquesPredictive Value of TestsFetal DeathMass ScreeningSerologic TestsQuality ControlAbortion, InducedUterusPregnancy, AbdominalPregnancy Complications, ParasiticPregnancy MaintenanceUltrasonography, PrenatalEmbryo ImplantationTime FactorsInsecticidesEmbryo TransferFertilization in VitroPrenatal CareAntibodies, BacterialMaternal-Fetal ExchangeParityPrenatal Exposure Delayed EffectsBirth WeightSeroepidemiologic StudiesPregnancy Reduction, MultifetalMaternal AgeHypertension, Pregnancy-InducedCesarean SectionProgesteroneFetal Growth RetardationAntibodies, ViralFluorescent Antibody TechniquePremature BirthInfertility, FemaleImmunoglobulin GFetusAbnormalities, Drug-InducedImmunoglobulin MLactationFetal DevelopmentDeciduaPolymerase Chain ReactionLabor, ObstetricObstetric Labor, PrematureCongenital AbnormalitiesChorionic GonadotropinHIV InfectionsPrenatal DiagnosisTwinsMaternal Exposure