SputumAsthmaAnti-Asthmatic AgentsForced Expiratory VolumeAdministration, InhalationBronchitisAsthma, Exercise-InducedEosinophilsPeak Expiratory Flow RateBronchodilator AgentsBronchial HyperreactivityAsthma, OccupationalAdrenal Cortex HormonesTuberculosis, PulmonaryBronchiectasisRespiratory Function TestsRespiratory SoundsAllergensCystic FibrosisHypersensitivity, ImmediateCoughHypersensitivityBronchiSpirometryAlbuterolMethacholine ChlorideLungMycobacterium tuberculosisBudesonideRhinitisNebulizers and VaporizersVital CapacityPulmonary Disease, Chronic ObstructiveEosinophiliaSpecimen HandlingSeverity of Illness IndexBeclomethasoneBronchoalveolar Lavage FluidLeukotriene AntagonistsRhinitis, Allergic, PerennialAirway RemodelingBronchoscopySkin TestsExhalationPrevalenceBronchoconstrictor AgentsStatus AsthmaticusSaline Solution, HypertonicBreath TestsBronchoconstrictionLeukocyte CountEosinophil Cationic ProteinEosinophil Granule ProteinsAntitubercular AgentsQuestionnairesAdrenergic beta-AgonistsAirway ObstructionLung Diseases, ObstructiveAnti-Inflammatory AgentsRespiratory HypersensitivityRespiratory Tract InfectionsRespiratory SystemSensitivity and SpecificityExpectorantsCross-Sectional StudiesBacteriological TechniquesAsthma, Aspirin-InducedGlucocorticoidsOvalbuminDouble-Blind MethodPyroglyphidaeSuppurationCase-Control StudiesRisk FactorsSmokingAndrostadienesPulmonary MedicineChronic DiseaseOccupational DiseasesTreatment OutcomeMucusAerosolsProspective StudiesPneumoniaAir Pollution, IndoorTuberculosisBronchitis, ChronicEnvironmental ExposureInflammationCell CountAir PollutantsInterleukin-5Diagnostic Techniques, Respiratory SystemMitesBiological MarkersAirway ResistanceMetered Dose InhalersTime FactorsPulmonary EosinophiliaAcute Disease