Long QT SyndromeElectrocardiographyCisaprideTorsades de PointesHeart RateArrhythmias, CardiacHeart Conduction SystemDroperidolAza CompoundsAstemizolePhenethylaminesAnti-Arrhythmia AgentsOrganophosphate PoisoningKCNQ1 Potassium ChannelDeath, Sudden, CardiacElectrocardiography, AmbulatoryMongoliaSyncopeCross-Over StudiesBradycardiaQuinolinesRisk FactorsProspective StudiesHeartDouble-Blind MethodSotalolEther-A-Go-Go Potassium ChannelsTime FactorsEsophageal Motility DisordersDose-Response Relationship, DrugNAV1.5 Voltage-Gated Sodium ChannelConfidence IntervalsMethadoneDisulfiramPotassium Channels, Voltage-GatedSulfonamidesFollow-Up StudiesBlood PressureRisk AssessmentAnalysis of VarianceRetrospective StudiesDrug-Related Side Effects and Adverse ReactionsTreatment OutcomeCohort StudiesAutonomic Nervous SystemPiperidinesAmiodaroneOndansetronReference ValuesCase-Control StudiesAnesthetics, InhalationSingle-Blind MethodDiagnosis, Computer-AssistedPotassiumDrug Administration ScheduleAtrial FibrillationLinear ModelsPredictive Value of TestsLeast-Squares AnalysisInfant, NewbornChi-Square DistributionAction PotentialsTachycardia, VentricularDrug InteractionsCircadian RhythmProportional Hazards ModelsMultivariate AnalysisCross-Sectional StudiesDogsRegression AnalysisAdministration, OralSurvival AnalysisPrognosisGenotypeHeart VentriclesSex FactorsStatistics, NonparametricReproducibility of ResultsHeart FailureNeoplasmsEchocardiographyObserver VariationOdds RatioBirth IntervalsIncidenceLogistic ModelsRomano-Ward SyndromeAge FactorsRiskPrevalencePregnancyUnited StatesSensitivity and SpecificityJervell-Lange Nielsen SyndromeSurvival RateHeart ArrestBepridilVentricular FibrillationKaplan-Meier EstimateVentricular Function