Fluorescent Treponemal Antibody-Absorption TestLupus Coagulation InhibitorCardiolipinsAnticoagulantsAntibodies, AnticardiolipinAntiphospholipid SyndromeLupus Erythematosus, SystemicAntibodies, Antiphospholipidbeta 2-Glycoprotein IBlood Coagulation FactorsPartial Thromboplastin TimeAntibodiesBlood Coagulation TestsProthrombinThrombosisThrombophiliaAutoantibodiesProthrombin TimeActivated Protein C ResistanceAntibody SpecificityLupus NephritisPhospholipidsAbortion, HabitualAntibodies, MonoclonalBlood CoagulationProtein CBlood Coagulation DisordersImmunoglobulin GAntibodies, AntinuclearAntibodies, ViralWarfarinAntibodies, BacterialThromboembolismThrombophlebitisImmunoglobulin MVenous ThrombosisGlycoproteinsTransferases (Other Substituted Phosphate Groups)Protein SProtein S DeficiencyPregnancy Complications, HematologicFactor VAntibody FormationAntibodies, NeutralizingPhosphatidylserinesEnzyme-Linked Immunosorbent AssayAbortion, SpontaneousFactor XPulmonary EmbolismAntibody AffinityHeparinPregnancyFluorescent Antibody TechniqueRodenticidesPregnancy ComplicationsHemostasisAcenocoumarolViper VenomsFactor XaAutoimmune DiseasesThromboplastinPhenindioneAntibodies, Anti-IdiotypicAntithrombinsBinding Sites, AntibodyHematoma, SubduralPhosphatidylglycerols4-HydroxycoumarinsRisk FactorsThrombin TimeFactor VIIIEpitopesTissue Polypeptide AntigenInternational Normalized RatioLupus Erythematosus, DiscoidHemorrhageCross ReactionsHIV AntibodiesFetal DeathMolecular Sequence DataHeparin, Low-Molecular-WeightProspective StudiesThrombomodulinRetrospective StudiesCounterimmunoelectrophoresis