ThrombophiliaFactor VActivated Protein C ResistanceProtein S DeficiencyProtein C DeficiencyPregnancy Complications, HematologicProthrombinVenous ThrombosisAntithrombin III DeficiencyFactor V DeficiencyProtein SThrombosisProtein CAntiphospholipid SyndromeMethylenetetrahydrofolate Reductase (NADPH2)Abruptio PlacentaeBlood Coagulation Factor InhibitorsAnticoagulantsBlood Coagulation TestsVenous ThromboembolismThromboembolismFibrinogens, AbnormalHeparin, Low-Molecular-WeightThrombophlebitisAntithrombinsBlood Coagulation Disorders, InheritedRisk FactorsPulmonary EmbolismPregnancyLupus Coagulation InhibitorAntithrombin IIIAbortion, HabitualAntibodies, AntiphospholipidCoagulation Protein DisordersOxidoreductases Acting on CH-NH Group DonorsPre-EclampsiaFetal DeathFibrin Fibrinogen Degradation ProductsHyperhomocysteinemiaBlood CoagulationRecurrenceHeterozygoteContraceptives, OralVaricose UlcerFactor VIIICase-Control StudiesLegg-Calve-Perthes DiseaseFetal Growth RetardationPregnancy Complications, CardiovascularMutationHematologic TestsLebanonFemur Head NecrosisPregnancy OutcomeBlood Coagulation FactorsGenetic Predisposition to Disease