Electric Stimulation TherapyTranscranial Magnetic StimulationElectrodesElectricityEvoked Potentials, MotorElectric CountershockMotor CortexCortical Spreading DepressionElectric StimulationAtrial FlutterFunctional LateralityBurns, ElectricSchizophrenia, ChildhoodAtrial FibrillationElectrolysisIontophoresisPrefrontal CortexTranscutaneous Electric Nerve StimulationElectrosurgeryAnalysis of VarianceCerebral CortexReaction TimeAtrioventricular NodeVagus Nerve StimulationNeuronal PlasticityElectroencephalographyDeep Brain StimulationPsychomotor PerformanceElectromagnetic FieldsTime FactorsAphasiaDouble-Blind MethodElectric InjuriesCatheter AblationElectromyographyProcainamideBrainEmbolismParietal LobePyramidal TractsSkin AbsorptionMotor SkillsTachycardia, SupraventricularLearningAnti-Arrhythmia AgentsChronic PainBiophysicsElectrocardiographyCross-Over StudiesHandHeart BlockNeural InhibitionNeuropsychological TestsMagnetic Resonance ImagingRecurrenceTreatment OutcomeElectrophysiologyMemory, Short-TermStrokeTask Performance and AnalysisStatistics, NonparametricHeart DiseasesRecovery of FunctionMuscle, SkeletalPacemaker, ArtificialBrain MappingCerebrovascular CirculationFollow-Up StudiesAction PotentialsRats, WistarCognitionEquipment DesignArrhythmias, CardiacElectric ConductivityEvoked PotentialsSpinal Cord InjuriesSpinal CordPain MeasurementModels, NeurologicalHeart RateImage Processing, Computer-AssistedMembrane PotentialsAttentionPostoperative ComplicationsSkinBrain IschemiaCardiac CatheterizationCell MovementChronic DiseaseRats, Sprague-DawleyProspective StudiesNeuronsRetrospective Studies