Vocalization, AnimalHeartSingingFinchesHeart RateSongbirdsCanariesAnimal CommunicationSexual Behavior, AnimalHigh Vocal CenterSaccharomyces cerevisiaeHeart FailureSaccharomyces cerevisiae ProteinsCourtshipSparrowsHeart DiseasesAgaricalesHeart TransplantationHeart Defects, CongenitalAmino Acid SequenceMolecular Sequence DataFetal HeartLearningHeart ValvesBirdsSex CharacteristicsHeart AtriaHeart BlockMyocardiumHeart Arrest, InducedHeart Function TestsMyocardial ContractionAcoustic StimulationMyocardial IschemiaMyocytes, CardiacBrainCoronary DiseaseHemodynamicsCardiac Output, LowVentricular Function, LeftTime FactorsHeart, ArtificialHeart Failure, SystolicPerfusionCardiomyopathy, DilatedCardiomegalyMyocardial InfarctionHeart InjuriesHeart Rate, FetalHeart SeptumCardiotonic AgentsRheumatic Heart DiseaseStroke VolumeCardiomyopathiesEchocardiographyMyocardial Reperfusion InjuryHeart ArrestRisk FactorsHeart Valve ProsthesisVentricular Dysfunction, LeftAdrenergic beta-AntagonistsHeart Failure, DiastolicAmerican Heart AssociationVentricular RemodelingDogsProspective StudiesOxygen ConsumptionFollow-Up StudiesAutonomic Nervous SystemCardiac Pacing, ArtificialHeart Septal DefectsHypoplastic Left Heart SyndromeHeart NeoplasmsRats, Sprague-DawleyChronic DiseaseNational Heart, Lung, and Blood Institute (U.S.)Natriuretic Peptide, BrainDisease Models, AnimalRats, WistarVentricular PressureTreatment OutcomeExercise TestSympathetic Nervous SystemModels, CardiovascularSystoleEndocardiumDiastoleIsoproterenolPropanolaminesHeart Septal Defects, VentricularBiological MarkersIschemic Preconditioning, MyocardialRabbitsMyocarditisHeart-Assist DevicesCalciumElectrocardiography, AmbulatoryCardiovascular DiseasesNorepinephrinePrognosis