Blood Volume DeterminationLung Volume MeasurementsImaging, Three-DimensionalReproducibility of ResultsBlood VolumeObserver VariationImage Processing, Computer-AssistedErythrocyte VolumeMagnetic Resonance ImagingEnophthalmosUltrasonography, PrenatalPlasma VolumeOrgan SizeCardiac VolumeOrbital FracturesSerum Albumin, Radio-IodinatedSensitivity and SpecificityImage Interpretation, Computer-AssistedUltrasonographyTomography, X-Ray ComputedStroke VolumeRadiographic Image Interpretation, Computer-AssistedEchocardiography, Three-DimensionalPlethysmography, Whole BodyPhantoms, ImagingReference ValuesProspective StudiesCrown-Rump LengthGestational AgeAnatomy, Cross-SectionalAlgorithmsFunctional Residual CapacityTransducersOrbitPregnancyIndocyanine GreenTime FactorsAtrophyBrainRadiographic Image EnhancementLymphedemaPredictive Value of TestsContrast MediaAnalysis of VarianceAnthropometryFetal DevelopmentImage EnhancementPregnancy Trimester, ThirdLungEquipment DesignPregnancy Trimester, SecondMacula LuteaModels, AnatomicBlood Flow VelocityCell SizeRetrospective StudiesUrinary BladderUltrasonography, DopplerTomography, Optical CoherencePregnancy Trimester, FirstDiffusion Magnetic Resonance ImagingTumor BurdenHeart VentriclesRegression AnalysisLinear ModelsFollow-Up StudiesFeasibility StudiesVentricular Function, LeftHemodynamicsArmSoftwareModels, CardiovascularModels, BiologicalCerebrovascular CirculationStatistics as TopicTreatment OutcomeFetusEchocardiographyPrognosisEndometriumDisease Models, AnimalCardiac CatheterizationForced Expiratory VolumeDisease ProgressionUser-Computer InterfaceBrain NeoplasmsHippocampusCalibrationPressureBlood PressureResidual VolumeKineticsOxygenCardiac OutputWaterDogsRespiratory Function TestsBiological MarkersComputer SimulationRespiratory Mechanics