AspirinAsthmaSensitivity and SpecificityBronchial Provocation TestsPlatelet Aggregation InhibitorsForced Expiratory VolumeAnti-Inflammatory Agents, Non-SteroidalMethacholine ChlorideAdministration, InhalationBronchiAnti-Asthmatic AgentsBronchial HyperreactivityPeak Expiratory Flow RateAlbuterolBronchoconstrictor AgentsBronchoconstrictionAsthma, Exercise-InducedAllergensBronchodilator AgentsAirway ResistanceEosinophilsThromboxane B2Double-Blind MethodRespiratory Function TestsTiclopidineDose-Response Relationship, DrugHypersensitivity, ImmediateTime FactorsCyclooxygenase InhibitorsSputumAsthma, Aspirin-InducedPlatelet AggregationBudesonideLungSpirometryBeclomethasoneSalicylatesAdrenal Cortex HormonesImmunoglobulin E