Airway ObstructionBronchoscopyAirway RemodelingAirway ResistanceBronchiRespiratory SystemBronchial HyperreactivityAirway ManagementRespiratory MucosaLungAsthmaBronchoconstrictionRespiratory HypersensitivityAbnormalities, MultipleBronchoalveolar Lavage FluidBronchial Provocation TestsContinuous Positive Airway PressureLaryngeal MasksMucusChromosome AberrationsIntubation, IntratrachealMuscle, SmoothRespiratory MechanicsRespiratory Function TestsEosinophilsEpithelial CellsForced Expiratory Volume