Plethysmography, Whole BodyPlethysmographyAirway ResistanceLung Volume MeasurementsPlethysmography, ImpedanceTotal Lung CapacityFunctional Residual CapacityRespirationMethacholine ChlorideForearmPulmonary VentilationRespiratory Function TestsResidual VolumeTidal VolumeRespiratory MechanicsSpirometryOscillometryBronchoconstrictor AgentsBronchial Provocation TestsLungHypercapniaBronchial HyperreactivityWhole Body ImagingForced Expiratory VolumeRegional Blood FlowWhole-Body IrradiationAnoxiaBody Water