Fluorescent Treponemal Antibody-Absorption TestAntibodies, AntiphospholipidAntiphospholipid SyndromeAntibodies, AnticardiolipinLupus Coagulation Inhibitorbeta 2-Glycoprotein ICardiolipinsLupus Erythematosus, SystemicAntibodiesAntibody SpecificityThrombosisAbortion, HabitualAntibodies, MonoclonalAutoantibodiesAntibodies, ViralThrombophiliaImmunoglobulin GAntibodies, BacterialLupus NephritisSneddon SyndromePhospholipidsAntibodies, AntinuclearImmunoglobulin MGlycoproteinsCatastrophic IllnessHydroxychloroquineAntibody FormationAntibodies, NeutralizingPartial Thromboplastin TimePregnancy ComplicationsBinding Sites, AntibodyPregnancyAnticoagulantsPregnancy Complications, HematologicSkin Diseases, VascularAntibody AffinityLupus Vasculitis, Central Nervous SystemPanniculitis, Lupus ErythematosusFluorescent Antibody TechniqueEpitopesAbortion, SpontaneousEnzyme-Linked Immunosorbent AssayProthrombinWarfarinAntibodies, Anti-IdiotypicAnetodermaVenous ThrombosisAutoimmune DiseasesTransferases (Other Substituted Phosphate Groups)Blood Coagulation FactorsPhosphatidylserinesPulmonary EmbolismActivated Protein C ResistanceCross ReactionsHIV AntibodiesAnnexin A5AspirinAntibodies, NeoplasmAntibodies, ProtozoanThromboembolismThromboplastinGangreneMyelitis, TransverseFetal DeathFactor VThrombocytopeniaImmunoglobulin AEclampsiaTrophoblastsRisk FactorsThrombin TimePregnancy OutcomeHeparin, Low-Molecular-WeightBlood CoagulationMolecular Sequence DataAntigen-Antibody ReactionsBiological MarkersEndocarditisAmino Acid SequenceMice, Inbred BALB CAntibodies, FungalHeparinProtein CThrombophlebitisHLA-DR2 AntigenNeutralization TestsVasculitisAntigen-Antibody ComplexPrednisoloneImmunoglobulinsProspective StudiesImmunoglobulin Fab FragmentsPhosphatidylglycerolsAntibodies, BispecificHeart Valve DiseasesPlacental InsufficiencySingle-Chain AntibodiesVenous ThromboembolismAntibodies, BlockingCells, Cultured