Atrial FlutterFelty SyndromePemphigusProton-Translocating ATPasesCatheter AblationAtrial FibrillationHeartTricuspid ValveHeart FailureElectrocardiographyHeart AtriaHeart BlockAnti-Arrhythmia AgentsPropafenonePericarditisElectrophysiologic Techniques, CardiacCardiac Pacing, ArtificialCattleProcainamideElectric CountershockHeart RateHeart Conduction SystemAtrial Function, RightBody Surface Potential MappingTachycardia, SupraventricularVena Cava, InferiorAmiodaroneDisopyramideHeart DiseasesTachycardiaAtrial FunctionFlecainideRefractory Period, ElectrophysiologicalTreatment OutcomeFollow-Up StudiesAtrial Premature ComplexesHeart Defects, CongenitalTachycardia, Ectopic AtrialHydrops FetalisTachycardia, ParoxysmalCryosurgeryArrhythmias, CardiacTime FactorsRecurrenceProspective StudiesHeart TransplantationPulmonary VeinsDogsAtrioventricular NodeEchocardiographyElectrophysiologyCoronary SinusElectrocardiography, AmbulatoryFluoroscopyDigoxinAtrial Function, LeftSick Sinus SyndromeCardiac CathetersEchocardiography, TransesophagealFetal DiseasesButylscopolammonium BromideTachycardia, Sinoatrial Nodal ReentryRetrospective StudiesVenae CavaeCardiac CatheterizationPacemaker, ArtificialMyocardiumHemodynamicsPostoperative ComplicationsBundle of HisSotalolRisk FactorsEdrophoniumSulfonamidesAtrial AppendageCardiomyopathy, DilatedEndocardiumRats, Inbred F344Ventricular Dysfunction, LeftVentricular Function, LeftArrhythmia, SinusCardiac Surgical ProceduresCardiomyopathiesAtrial SeptumStroke VolumeTachycardia, Atrioventricular Nodal ReentryEquipment DesignDysgeusiaAzygos VeinSurgery, Computer-AssistedChronic DiseaseHeart Septal Defects, AtrialCardiac VolumeNatriuretic Peptide, BrainMyocardial InfarctionInfusions, IntravenousFetal HeartDouble-Blind MethodHeart ValvesHeart Septum