Brain ChemistryBrain InjuriesBrain NeoplasmsBrain MappingMagnetic Resonance ImagingEcho-Planar ImagingBrainEcholocationBrain EdemaBrain StemBrain IschemiaImage EnhancementBrain AbscessImage Interpretation, Computer-AssistedPhantoms, ImagingNeuronsChiropteraCerebral CortexHypoxia, BrainReproducibility of ResultsArtifactsBlood-Brain BarrierImaging, Three-DimensionalSensitivity and SpecificityTime FactorsBrain Damage, ChronicContrast MediaRats, Sprague-DawleyAlgorithmsBrain InfarctionMagnetic Resonance SpectroscopyDeep Brain StimulationCerebrovascular CirculationUltrasonographyEchocardiographyImage Processing, Computer-AssistedHippocampusNerve Tissue ProteinsTissue DistributionDisease Models, AnimalEchocardiography, TransesophagealRats, WistarSignal Processing, Computer-AssistedBrain WavesAlzheimer DiseaseDoppler EffectAnalysis of VarianceMice, Inbred C57BLBehavior, AnimalCerebellumAstrocytesAnimals, NewbornElectroencephalographySignal-To-Noise RatioUltrasonicsGadolinium DTPAAgingGliomaImmunohistochemistryNeural PathwaysMolecular Sequence DataRNA, MessengerTransducersBrain Injury, ChronicNerve NetAtrophyFrontal LobeModels, NeurologicalCerebral VentriclesFunctional LateralitySpin LabelsEchovirus 9Echovirus InfectionsRadio WavesSpectrophotometry, InfraredOxygenObserver VariationReference ValuesOrgan SpecificityCreatineBrain ConcussionEncephalitisAmino Acid SequenceMagnetic Resonance Imaging, CineCognitionFeasibility StudiesNeuroprotective AgentsThalamusNeuroimagingNeurogliaMagnetic Resonance AngiographyAcoustic StimulationFourier AnalysisMice, TransgenicNeuropsychological TestsSoundEchoencephalographyNatriuretic Peptide, BrainOrgan SizeMitral Valve Stenosis