AspirinBlood PlateletsPlatelet AggregationPlatelet CountPlatelet AdhesivenessPlatelet Membrane GlycoproteinsPlatelet Aggregation InhibitorsPlatelet Function TestsAnti-Inflammatory Agents, Non-SteroidalPlatelet Factor 4Platelet TransfusionPlatelet Glycoprotein GPIIb-IIIa ComplexPlatelet Activating FactorPlatelet Glycoprotein GPIb-IX ComplexThrombinBleeding TimeTiclopidineCyclooxygenase InhibitorsThromboxane B2Adenosine DiphosphateThrombosisSalicylatesThromboxane A2Antigens, Human PlateletP-SelectinFibrinogenThromboxanesHemorrhageThrombocytopeniaDrug Therapy, CombinationFibrinolytic AgentsAnticoagulantsSodium SalicylateMegakaryocytesDose-Response Relationship, Drugvon Willebrand FactorCollagenBlood CoagulationCyclooxygenase 1EpoprostenolReceptors, Purinergic P2Y12Prostaglandin-Endoperoxide SynthasesPlatelet Membrane Glycoprotein IIbHemostasisWarfarinAsthma, Aspirin-InducedTablets, Enteric-CoatedTime FactorsSulfinpyrazonePlatelet Factor 3SerotoninDipyridamoleIndomethacinGastrointestinal HemorrhageIbuprofenDouble-Blind MethodHeparinPlatelet ActivationArachidonic AcidCyclooxygenase 2 InhibitorsProstaglandinsMyocardial InfarctionDrug ResistanceRisk FactorsTreatment OutcomeArachidonic AcidsLipoxinsProspective StudiesPlatelet Storage Pool DeficiencyRistocetinAcetaminophenThrombelastographyPlatelet-Rich PlasmaCyclooxygenase 2ThrombastheniaThrombopoiesisStroke6-Ketoprostaglandin F1 alphaGastric MucosaCytoplasmic GranulesPurpura, ThrombocytopenicProstaglandin Endoperoxides, SyntheticNaproxenReceptors, ThromboxaneThromboxane-A SynthaseDrug InteractionsRabbitsStomach UlcerReye SyndromeThrombocytosisCoronary ThrombosisImmunoglobulin Fab FragmentsDinoprostoneCrotalid VenomsEpinephrineThrombopoietin