Fluorescence Recovery After PhotobleachingModels, BiologicalKineticsAlgorithmsBlood VolumePlasma VolumeStroke VolumeLung Volume MeasurementsErythrocyte VolumeMagnetic Resonance ImagingBlood Volume DeterminationReproducibility of ResultsTime FactorsForced Expiratory VolumeImaging, Three-DimensionalOrgan SizeImage Processing, Computer-AssistedComputer SimulationSensitivity and SpecificityResidual VolumeProspective StudiesBrainTreatment OutcomeImage Interpretation, Computer-AssistedTomography, X-Ray ComputedCell SizeReference ValuesHemodynamicsAnalysis of VariancePredictive Value of TestsModels, TheoreticalBlood PressurePressureModels, StatisticalRetrospective StudiesLungLinear ModelsDogsHematocritBody WeightRespiratory MechanicsRegression AnalysisRespiratory Function TestsObserver VariationWaterMathematicsImage EnhancementCardiac OutputAtrophyHeart RateSeverity of Illness IndexFollow-Up StudiesDose-Response Relationship, DrugVentricular Function, LeftDisease Models, AnimalRespirationPrognosisPlasma SubstitutesOsmolar ConcentrationStatistics, NonparametricBlood Flow VelocityRats, Sprague-DawleyRats, WistarPregnancyPhantoms, ImagingVital CapacityOxygenTemperatureEquipment DesignCase-Control StudiesCrystallizationAgingWater-Electrolyte BalanceSoftwareBiological MarkersIsotonic SolutionsThermodynamicsHeart VentriclesMonte Carlo MethodHydrogen-Ion ConcentrationBiomechanical PhenomenaHalf-LifeRadiotherapy Planning, Computer-AssistedNonlinear DynamicsHeartSpirometryModels, ChemicalFluid TherapyAge FactorsFunctional Residual CapacityKidneyHypotonic SolutionsCerebrovascular CirculationHemoglobinsHypovolemiaEchocardiography, Three-DimensionalDouble-Blind MethodMetabolic Clearance RateRisk FactorsBody Water