Lung Volume MeasurementsPlethysmography, Whole BodyLungInflammationBlood Volume DeterminationImaging, Three-DimensionalFunctional Residual CapacityReproducibility of ResultsBlood VolumeTotal Lung CapacityObserver VariationPulmonary EmphysemaRespiratory MechanicsLung DiseasesLung ComplianceImage Processing, Computer-AssistedResidual VolumeMagnetic Resonance ImagingPneumonectomyUltrasonography, PrenatalOrgan SizeTomography, X-Ray ComputedRespiratory Function TestsErythrocyte VolumeEnophthalmosSensitivity and SpecificityPlasma VolumeCardiac VolumeVital CapacityForced Expiratory VolumeLung NeoplasmsOrbital FracturesSerum Albumin, Radio-IodinatedTidal VolumeLung InjuryImage Interpretation, Computer-AssistedHeliumReference ValuesInflammation MediatorsUltrasonographyProspective StudiesRadiographic Image Interpretation, Computer-AssistedAirway ResistanceGestational AgeStroke VolumeTime FactorsEmphysemaRespirationDiaphragmInhalationPulmonary Diffusing CapacityPregnancyPulmonary Gas ExchangeExpiratory Reserve VolumePressure