OOIR: Observatory of International Research

Papers

(The TQCC of Circulation-Arrhythmia and Electrophysiology is 9. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
Coronary Involvement With Pulsed Field Ablation and Radiofrequency Ablation: Preclinical Insights	125
Discrimination Between Anterior and Posterior Left Atrial Roof Area Ablation by a Cryoballoon	122
Performance of ARVC Risk Calculators in (Likely) Pathogenic Plakophilin-2 Variant Carriers Without Definite ARVC Diagnosis	119
Retraction of: Systematic Treatment Approach to Ventricular Tachycardia in Cardiac Sarcoidosis	98
Engineering of Generative Artificial Intelligence and Natural Language Processing Models to Accurately Identify Arrhythmia Recurrence	98
Pandemic Highlights Disparities in Health Care	72
Evolving Cardiac Electrical Therapies for Advanced Heart Failure Patients	68
Sex and Race Disparities in Presumed Sudden Cardiac Death: One Size Does Not Fit All	66
Recurrent Out-of-Hospital Sudden Cardiac Arrest: Prevalence and Clinical Factors	66
Procedural Trends in Catheter Ablation of Persistent Atrial Fibrillation: Insights From the Real-AF Registry	66
Cardiac Resynchronization Therapy With or Without Defibrillation in Patients With Nonischemic Cardiomyopathy: A Systematic Review and Meta-Analysis	62
Coronary Sinus Metabolite 12,13-diHOME Is a Novel Biomarker for Left Atrial Remodeling in Patients With Atrial Fibrillation	60
Inappropriate Shock Rates and Long-Term Complications due to Subcutaneous Implantable Cardioverter Defibrillators in Patients With and Without Heart Failure: Results From a Multicenter, International	59
Abnormal Atrial Potentials Recorded During Sinus Rhythm or Pacing Represent Substrates for Reentrant Atrial Tachycardia	59
Chronobiologic Analysis of Electrical Storm at a Single Tertiary Care Center	59
Roles of Atrial Arrhythmias in Triggering Torsade de Pointes in Patients With Acquired Long QT Syndrome	57
Electrocardiogram-Based Artificial Intelligence to Discriminate Cardioembolic Stroke and Stratify Risk of Atrial Fibrillation After Stroke	51
Atrial Endocardial Unipolar Voltage Mapping for Detection of Viable Intramural Myocardium: A Proof-of-Concept Study	49
Predicting Major Adverse Events in Patients Undergoing Transcatheter Left Atrial Appendage Occlusion	44
The Science Behind the Standardization of Chest Protectors: Is Marketing Alone Enough to Sell Chest Protectors?... Not Anymore!	44
Ventricular Preexcitation in Hypertrophic Cardiomyopathy: Dove or a Hawk?	44
Effect of Flecainide and Ibutilide Alone and in Combination to Terminate and Prevent Recurrence of Atrial Fibrillation	43
A Force Awakens: Return of Needle Catheter Radiofrequency Ablation for Targeting Intramural Ventricular Arrhythmias	42
External Validation of the ABC-VT Risk Score for Patients With Frequent Ventricular Ectopy	40
The Utility of Sodium Channel Provocation in Unexplained Cardiac Arrest Survivors and Electrocardiographic Predictors of Ventricular Fibrillation Recurrence	39

Pharmacological Cardioversion of Atrial Tachyarrhythmias Using Single High-Dose Oral Amiodarone: A Systematic Review and Meta-Analysis	39
Prognostic Implications of Right Ventricular Size and Function in Patients Undergoing Cardiac Resynchronization Therapy	38
Rhythm Control Treatment for Atrial Fibrillation Is Not Just for the Healthy	37
Concomitant Spatiotemporal Electrogram Dispersion and Low Voltage During Atrial Fibrillation Is Associated With Refractory Atrial Fibrillation After Catheter Ablation	36
Remote Monitoring of Implantable Loop Recorders: False-Positive Alert Episode Burden	36
Characteristics of In Vivo Lesion Formation With a Temperature-Controlled Diamond-Tip Radiofrequency Ablation Catheter in the Ventricle: A Preclinical Model	35
Association Between Apixaban Concentration and Clinical Outcomes in Asians With Atrial Fibrillation	35
Effect of Bilateral Cardiac Sympathetic Denervation on Burden of Premature Ventricular Contractions	35
Risk Factors for the Development of New-Onset Persistent Atrial Fibrillation: Subanalysis of the VITAL Study	32
Left Atrial Isolation and Appendage Occlusion in Patients With Atrial Fibrillation at End-Stage Left Atrial Fibrotic Disease	31
Independent External Evaluation of Pediatric Hypertrophic Cardiomyopathy Risk Scores in Predicting Severe Ventricular Arrhythmias	31
Hemolysis After Pulsed Field Ablation: The Role of Dose and Contact in an Acute Porcine Model	30
Artificial Intelligence–Based Feature Analysis of Pulmonary Vein Morphology on Computed Tomography Scans and Risk of Atrial Fibrillation Recurrence After Catheter Ablation: A Multi-Site Study	30
Comparison of Procedural Outcomes of Lumenless Fixed-Helix Versus Stylet-Driven Extendable-Helix Lead Systems in Left Bundle Branch Pacing: COMPARE LBBP	29
Brugada Syndrome: New Insights From Cardiac Magnetic Resonance and Electroanatomical Imaging	28
Bucindolol Decreases Atrial Fibrillation Burden in Patients With Heart Failure and the ADRB1 Arg389Arg Genotype	27
Criteria for Early Pacemaker Implantation in Patients With Postoperative Heart Block After Congenital Heart Surgery	26
Impact of Baseline Left Atrial Size on Outcomes Following Catheter Ablation for AF in Patients With Left Ventricular Systolic Dysfunction	24
Long QT Syndrome KCNH2 Variant Induces hERG1a/1b Subunit Imbalance in Patient-Specific Induced Pluripotent Stem Cell–Derived Cardiomyocytes	24
Identification of Circumferential Pulmonary Vein Isolation Gaps and Critical Atrial Substrate From HD Grid Maps in Atrial Fibrillation Patients: Insights From Omnipolar Technology	23
Single Ring Isolation With Inferior Line Sparing for Atrial Fibrillation	23
MicroRNA-1 Deficiency Is a Primary Etiological Factor Disrupting Cardiac Contractility and Electrophysiological Homeostasis	22
Accuracy and Evolution of Large Language Models in Atrial Fibrillation–Related Queries: A Patient- and Provider-Centered Approach	22
Myocarditis and Sudden Cardiac Death in the Community: Clinical and Pathological Insights From a National Registry in the United Kingdom	22
(Doubts on) The Mechanistic Role of Pulmonary Veins Reconnection in Paroxysmal and Persistent Atrial Fibrillation: A Meta-Analysis of Mandatory Remapping Studies	22
Ablation Index Correlation With Lesion Size in the Catheter Ablation of a Beating Ovine Ventricular Model	22
Plasma Proteomic Insights for Identification of Novel Predictors and Potential Drug Targets in Atrial Fibrillation: A Prospective Cohort Study and Mendelian Randomization Analysis	21
Multicenter Prospective Randomized Study Comparing the Incidence of Periprocedural Cerebral Embolisms Caused by Catheter Ablation of Atrial Fibrillation Between Cryoballoon and Radiofrequency Ablation	21
Mapping-Guided Ablation for Persistent Atrial Fibrillation (MAP-AF): A Multicenter, Single-Blind, Randomized Controlled Trial	20
Pulsed Field Ablation Index–Guided Ablation for Lesion Formation: Impact of Contact Force and Number of Applications in the Ventricular Model	19
Open-Label, Multicenter Study of Flecainide Acetate Oral Inhalation Solution for Acute Conversion of Recent-Onset, Symptomatic Atrial Fibrillation to Sinus Rhythm	18
Novel CALM3 Variant Causing Calmodulinopathy With Variable Expressivity in a 4-Generation Family	18
Identification of Low-Voltage Areas: A Unipolar, Bipolar, and Omnipolar Perspective	18
Outcomes After Development of Ventricular Arrhythmias in Single Ventricular Heart Disease Patients With Fontan Palliation	18
Abnormal Conduction Zone Detected by Isochronal Late Activation Mapping Accurately Identifies the Potential Atrial Substrate and Predicts the Atrial Fibrillation Ablation Outcome After Pulmonary Vein	18
Effects of Pulsed Electric Fields on the Coronary Arteries in Swine	17
Template Beat	17
Impact of Being Underweight on the Safety and Efficacy of Atrial Fibrillation Ablation: An Analysis From the Japanese Catheter Ablation Registry	17
Atrial Fibrillation in Aging and Frail Mice	17
Clinical Implications of Atrial Fibrillation Provoked by Acetylcholine	17
Genetic Atrial Cardiomyopathies: Common Features, Specific Differences, and Broader Relevance to Understanding Atrial Cardiomyopathy	17
Trends and Outcomes of Catheter Ablation of Ventricular Tachycardia in Patients With Ischemic and Nonischemic Cardiomyopathy	17
Evaluation of Ablation Parameters to Predict Irreversible Lesion Size During Pulsed Field Ablation	17
High-Frequency, Low-Tidal-Volume Mechanical Ventilation Safely Improves Catheter Stability and Procedural Efficiency During Radiofrequency Ablation of Atrial Fibrillation	17
Intraoperative Ventricular Tachycardia Ablation During Left Ventricular Assist Device Implantation in High-Risk Heart Failure Patients	16
Electrophysiology, Pathology, and Imaging of Pulsed Field Ablation of Scarred and Healthy Ventricles in Swine	16
Characterization of Phrenic Nerve Response to Pulsed Field Ablation	15
Bronchial Safety After Pulsed Field Ablation for Paroxysmal Atrial Fibrillation	15
Novel Ablation Strategy Targeting the Slow Pathway Visualized by Ultrahigh-Resolution Mapping in Typical Slow-Fast Atrioventricular Nodal Reentrant Tachycardia	15
Artificial Intelligence Model Predicts Sudden Cardiac Arrest Manifesting With Pulseless Electric Activity Versus Ventricular Fibrillation	15

Sex Disparities in Sudden Cardiac Death	15
New-Onset Atrial Fibrillation in Left Bundle Branch Area Pacing Compared With Right Ventricular Pacing	15
5S Study: Safe and Simple Single Shot Pulmonary Vein Isolation With Pulsed Field Ablation Using Sedation	15
Phrenic Nerve Injury During Cryoballoon-Based Pulmonary Vein Isolation: Results of the Worldwide YETI Registry	14
Arrhythmias in Repaired Tetralogy of Fallot: A Scientific Statement From the American Heart Association	14
Integrating Exercise Into Personalized Ventricular Arrhythmia Risk Prediction in Arrhythmogenic Right Ventricular Cardiomyopathy	14
Pulsed-Field Ablation in Ventricular Myocardium Using a Focal Catheter	14
Randomized Trial of Stand-Alone Use of the Antimicrobial Envelope in High-Risk Cardiac Device Patients	14
Ablation of Refractory Ventricular Tachycardia Using Intramyocardial Needle Delivered Heated Saline-Enhanced Radiofrequency Energy: A First-in-Man Feasibility Trial	13
Electrophysiology and Arrhythmogenesis in the Human Right Ventricular Outflow Tract	13
Antithrombotic Strategies When Using Epicardial Carbon Dioxide Insufflation During Percutaneous Epicardial Access	13
Sex Differences in Ablation Strategy, Lesion Sets, and Complications of Catheter Ablation for Atrial Fibrillation: An Analysis From the GWTG-AFIB Registry	13
Inappropriate Therapy and Shock Rates Between the Subcutaneous and Transvenous Implantable Cardiac Defibrillator: A Secondary Analysis of the PRAETORIAN Trial	13
Importance of the Activation Sequence of the His or Right Bundle for Diagnosis of Complex Tachycardia Circuits	12
Ablation of Ventricular Preexcitation to Cure Preexcitation-Induced Dilated Cardiomyopathy in Infants: Diagnosis and Outcome	12
HRAS -Mutant Cardiomyocyte Model of Multifocal Atrial Tachycardia	12
Reduction in Left Atrial Epicardial Adipose Tissue Following Catheter Ablation for Atrial Fibrillation	12
Active Arrhythmia Pattern: A Novel Predictor of ICD Shocks—A Subanalysis From the PARTITA Study	12
Progression of Atrial Cardiomyopathy Predicts Subsequent Stroke: An Analysis of Left Atrial Low-Voltage Areas in Patients With Atrial Fibrillation Ablation	12
Tetralogy of Fallot: A Long Journey but Getting Closer to Perfection	12
Efficacy and Safety of Adjunctive and Primary Use of the TightRail Mechanical Cutting Sheath for Lead Extraction	12
Harnessing Data Insights for Improved Patient Care in LAAO: A Novel Approach to Personalized Risk Assessment at the Bedside	12
Comparative Evaluation of Activity Sensing Rate Responses of a Leadless Pacemaker Using Intracardiac Accelerometer Versus Traditional Activity Sensing Pacemaker	12
Novel Intercostal Extravascular ICD Lead Compatible With Standard Pulse Generators: Another Step Forward in ICD Evolution?	11
Spatially Conserved Spiral Wave Activity During Human Atrial Fibrillation	11
To Stim and Then Map, or Map and Then Stim, That is the Question	11
Learning Before Burning: Mapping With Reversible Pulsed Field Ablation	11
Potential Utility of Catheter-Induced Ectopy During Ventricular Electroanatomical Mapping	11
Catheter Ablation of Atrioventricular Nodal Reentrant Tachycardia in Patients With Congenital Heart Disease	11
Coronary Microvascular Dysfunction and the Risk of Atrial Fibrillation From an Artificial Intelligence-Enabled Electrocardiogram	10
Trends Favoring an Anatomical Approach to Radiofrequency Catheter Ablation of Idiopathic Ventricular Arrhythmias Originating From the Left Ventricular Summit	10
Understanding Circadian Mechanisms of Sudden Cardiac Death: A Report From the National Heart, Lung, and Blood Institute Workshop, Part 1: Basic and Translational Aspects	10
Frailty as a Predictor of Device Choice and Mortality in Older Cardiac Resynchronization Therapy Recipients	10
Cardiac Perforation During High-Power Radiofrequency Ablation of the Left Lateral Ridge Using QDOT MICRO	10
Artificial Intelligence-Enabled Electrocardiogram in the Detection of Patients at Risk of Atrial Secondary Mitral Regurgitation	10
Left Ventricular Summit Arrhythmias: Have We Reached the Peak of Ablation Success or Just a Higher Plateau?	10
Cardiac Pulsed Field Ablation Lesion Durability Assessed by Polarization-Sensitive Optical Coherence Reflectometry	10
Reduction in Junctophilin 2 Expression in Cardiac Nodal Tissue Results in Intracellular Calcium-Driven Increase in Nodal Cell Automaticity	9
Impact of Age on Smartphone-Based Screening for Atrial Fibrillation: A Prespecified Subgroup Analysis of the eBRAVE-AF Trial	9
Efficacy of Patient-Specific Strategy: Catheter Ablation Strategy of Persistent Atrial Fibrillation Based on Morphological Repetitiveness by Periodicity and Similarity	9
Human Recordings of Left Atrial Epicardial-Endocardial Asynchrony During Persistent Atrial Fibrillation	9
CMR Predictors of Ventricular Arrhythmias Inducibility Before Pulmonary Valve Replacement in Tetralogy of Fallot	9
Cryoballoon Pulmonary Vein Isolation With Versus Without Additional Right Atrial Linear Ablation for Persistent Atrial Fibrillation: The CRALAL Randomized Clinical Trial	9
Evaluating Recommendations About Atrial Fibrillation for Patients and Clinicians Obtained From Chat-Based Artificial Intelligence Algorithms	9
Electrophysiological Characteristics of Atrial Tachycardia After Mitral Valve Surgery via a Superior Transseptal Approach	9
Road-Map to Epicardial Approach for Catheter Ablation of Ventricular Tachycardia in Structural Heart Disease: Results From a 10-Year Tertiary-Center Experience	9
Magnetic Resonance Imaging in the Assessment of the Risk of Sudden Death in Cardiac Sarcoidosis: What Is Extensive or Significant Late Gadolinium Enhancement?	9
Atrial Fibrillation Ablation in Young Adults: Measuring Quality of Life Using Patient-Reported Outcomes Over 5 Years	9
Fluoroless Versus Conventional Mapping and Ablation of Ventricular Arrhythmias Arising From the Left Ventricular Summit and Interventricular Septum	9
Nanosecond Pulsed Electric Field Ablation With a Bipolar Clamp Creates Durable Transmural Lesions in Cardiac Tissue	9