Ablation TechniquesEndometrial Ablation TechniquesCatheter AblationArrhythmias, CardiacMenorrhagiaPulmonary VeinsAtrial FibrillationElectrocoagulationCryosurgeryMicrowavesElectrophysiologic Techniques, CardiacLaser TherapyTreatment OutcomeArrhythmia, SinusElectrocardiographyLiver NeoplasmsTachycardia, VentricularAnti-Arrhythmia AgentsHeart Conduction SystemVentricular FibrillationVentricular Premature ComplexesTachycardia, SupraventricularTachycardiaElectrocardiography, AmbulatoryHeart AtriaBody Surface Potential MappingCardiac Complexes, PrematureDeath, Sudden, CardiacCardiac Pacing, ArtificialLong QT SyndromeHeart RateTachycardia, Atrioventricular Nodal ReentryAtrioventricular NodeHeart VentriclesHigh-Intensity Focused Ultrasound AblationDefibrillators, ImplantableTachycardia, Ectopic AtrialTime FactorsFollow-Up StudiesHeartAtrial FlutterWolff-Parkinson-White SyndromeDogsPericardiumElectric CountershockFlecainideHeart BlockEpicardial MappingRecurrenceSurgery, Computer-AssistedVentricular DysfunctionMyocardiumAmiodaroneAction PotentialsTorsades de PointesElectrophysiologyMyocytes, CardiacNAV1.5 Voltage-Gated Sodium ChannelAtrial Premature ComplexesTachycardia, ParoxysmalBradycardiaMyocardial IschemiaDigitalis GlycosidesModels, Cardiovascular