World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
94
Citations
32511
World Ranking
10487
National Ranking
5397

Research.com Recognitions

  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

Ralph Lazzara was affiliated with the University of Oklahoma Health Sciences Center in the United States. Their academic career encompassed work in the medical and health sciences, as reflected in this institutional association.

Throughout their career, Ralph Lazzara was recognized as a member of the Association of American Physicians, an honor indicative of professional standing within the medical research community.

The scientist's research output included a number of papers, although specific titles, publication years, venues, and citation metrics were not available for this profile.

No detailed information about co-authors, frequent publication venues, book publications, or specific fields and subfields of study was identified.

Similarly, explicit main topics of work covered by Ralph Lazzara were not provided in the available data, limiting the ability to define particular research areas or thematic focuses.

Best Publications

  • Catheter ablation of accessory atrioventricular pathways (Wolff-Parkinson-White syndrome) by radiofrequency current.

    W M Jackman;X Z Wang;K J Friday;C A Roman

  • Treatment of supraventricular tachycardia due to atrioventricular nodal reentry by radiofrequency catheter ablation of slow-pathway conduction

    W M Jackman;K J Beckman;J H McClelland;X Wang

  • The long QT syndromes: a critical review, new clinical observations and a unifying hypothesis.

    Warren M. Jackman;Karen J. Friday;Jerome L. Anderson;Etienne M. Aliot

  • Multiple mechanisms in the long-QT syndrome. Current knowledge, gaps, and future directions. The SADS Foundation Task Force on LQTS.

    Dan M. Roden;Ralph Lazzara;Michael Rosen;Peter J. Schwartz

  • Catheter ablation of cardiac autonomic nerves for prevention of vagal atrial fibrillation.

    Patrick Schauerte;Benjamin J. Scherlag;Jan Pitha;Michael A. Scherlag

  • Comparison of In Vivo Tissue Temperature Profile and Lesion Geometry for Radiofrequency Ablation With a Saline-Irrigated Electrode Versus Temperature Control in a Canine Thigh Muscle Preparation

    Hiroshi Nakagawa;William S. Yamanashi;Jan V. Pitha;Mauricio Arruda

  • Novel Contact Force Sensor Incorporated in Irrigated Radiofrequency Ablation Catheter Predicts Lesion Size and Incidence of Steam Pop and Thrombus

    Katsuaki Yokoyama;Hiroshi Nakagawa;Dipen C. Shah;Hendrik Lambert

  • Triggered firing in pulmonary veins initiated by in vitro autonomic nerve stimulation

    Eugene Patterson;Sunny S. Po;Benjamin J. Scherlag;Ralph Lazzara

  • Re-entrant ventricular arrhythmias in the late myocardial infarction period. 1. Conduction characteristics in the infarction zone.

    N El-Sherif;B J Scherlag;R Lazzara;R R Hope

  • Electrical stimulation to identify neural elements on the heart : Their role in atrial fibrillation

    Benjamin J. Scherlag;Hiroshi Nakagawa;Warren M. Jackman;William S. Yamanashi

  • Role of the Tricuspid Annulus and the Eustachian Valve/Ridge on Atrial Flutter Relevance to Catheter Ablation of the Septal Isthmus and a New Technique for Rapid Identification of Ablation Success

    Hiroshi Nakagawa;Ralph Lazzara;Terrance Khastgir;Karen J. Beckman

  • Characterization of Reentrant Circuit in Macroreentrant Right Atrial Tachycardia After Surgical Repair of Congenital Heart Disease Isolated Channels Between Scars Allow “Focal” Ablation

    Hiroshi Nakagawa;Nayyar Shah;Kagari Matsudaira;Edward Overholt

  • Heart Rate Variability During Specific Sleep Stages A Comparison of Healthy Subjects With Patients After Myocardial Infarction

    Emilio Vanoli;Philip B. Adamson;Ba-Lin;Gian D. Pinna

  • Ganglionated Plexi Modulate Extrinsic Cardiac Autonomic Nerve Input: Effects on Sinus Rate, Atrioventricular Conduction, Refractoriness, and Inducibility of Atrial Fibrillation

    Yinglong Hou;Benjamin J. Scherlag;Jiaxiong Lin;Ying Zhang

  • Characterization and Localization of Ventricular Arrhythmias Resulting from Myocardial Ischemia and Infarction

    Benjamin J. Scherlag;Nabil El-Sherif;Ronald Hope;Ralph Lazzara

  • Autonomically induced conversion of pulmonary vein focal firing into atrial fibrillation.

    Benjamin J. Scherlag;William Yamanashi;Utpal Patel;Ralph Lazzara

  • Bradycardia-dependent triggered activity: relevance to drug-induced multiform ventricular tachycardia.

    J Brachmann;B J Scherlag;L V Rosenshtraukh;R Lazzara

  • Focal Atrial Fibrillation: Experimental Evidence for a Pathophysiologic Role of the Autonomic Nervous System

    Patrick Schauerte;Benjamin J. Scherlag;Eugene Patterson;Michael A. Scherlag

  • Progress in the understanding of cardiac early afterdepolarizations and torsades de pointes: time to revise current concepts

    Paul G. A. Volders;Marc A. Vos;Bela Szabo;Karin R. Sipido

  • Sodium-calcium exchange initiated by the Ca2+ transient: an arrhythmia trigger within pulmonary veins.

    Eugene Patterson;Ralph Lazzara;Bela Szabo;Hong Liu

Frequent Co-Authors

Benjamin J. Scherlag
Benjamin J. Scherlag University of Oklahoma Health Sciences Center
Warren M. Jackman
Warren M. Jackman University of Oklahoma Health Sciences Center
Nabil El-Sherif
Nabil El-Sherif United States Department of Veterans Affairs
Peter J. Schwartz
Peter J. Schwartz Istituto Auxologico Italiano
Douglas P. Zipes
Douglas P. Zipes Indiana University
Madeleine W. Cunningham
Madeleine W. Cunningham University of Oklahoma Health Sciences Center
Hongliang Li
Hongliang Li Wuhan University
Gervasio A. Lamas
Gervasio A. Lamas Columbia University
J. Thomas Bigger
J. Thomas Bigger Columbia University

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