HeartHeart RateHeart FailureHeart DiseasesHeart Defects, CongenitalHeart TransplantationFetal HeartHeart ValvesHeart AtriaHeart BlockDepressionTime FactorsSymptom AssessmentTreatment OutcomeMyocardiumRisk FactorsSeverity of Illness IndexProspective StudiesHeart Arrest, InducedHeart Function TestsFollow-Up StudiesQuestionnairesMyocardial ContractionMyocardial IschemiaCoronary DiseaseMyocytes, CardiacHemodynamicsChronic DiseasePrevalencePsychiatric Status Rating ScalesBehavioral SymptomsMyocardial InfarctionCardiac Output, LowVentricular Function, LeftQuality of LifeRetrospective StudiesCross-Sectional StudiesHeart Failure, SystolicCardiomyopathy, DilatedCohort StudiesEchocardiographyPerfusionHeart, ArtificialStroke VolumeCardiomegalyHeart SeptumCardiomyopathiesAge FactorsHeart InjuriesCardiotonic AgentsAffective SymptomsRheumatic Heart DiseaseAnxietyHeart Rate, FetalLongitudinal StudiesHeart ArrestPredictive Value of TestsVentricular Dysfunction, LeftHeart Valve ProsthesisAdrenergic beta-AntagonistsMyocardial Reperfusion InjurySex FactorsDepressive DisorderPrognosisDisease Models, AnimalHeart Failure, DiastolicAmerican Heart AssociationDogsComorbidityFatigueVentricular RemodelingStress, PsychologicalExercise TestAutonomic Nervous SystemHeart NeoplasmsUnited StatesRisk AssessmentStress Disorders, Post-TraumaticCase-Control StudiesCardiac Pacing, ArtificialOxygen ConsumptionBiological MarkersRats, Sprague-DawleyAsthmaReproducibility of ResultsIncidenceRegression AnalysisNatriuretic Peptide, BrainRespiration DisordersRats, WistarAcute DiseaseDyspneaHeart Septal DefectsNational Heart, Lung, and Blood Institute (U.S.)Hypoplastic Left Heart SyndromeMagnetic Resonance ImagingLogistic ModelsPainVentricular PressureCough