John L. Sapp

11.1k total citations · 1 hit paper
192 papers, 4.5k citations indexed

About

John L. Sapp is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, John L. Sapp has authored 192 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 172 papers in Cardiology and Cardiovascular Medicine, 23 papers in Surgery and 13 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in John L. Sapp's work include Cardiac Arrhythmias and Treatments (124 papers), Cardiac electrophysiology and arrhythmias (111 papers) and Cardiac pacing and defibrillation studies (91 papers). John L. Sapp is often cited by papers focused on Cardiac Arrhythmias and Treatments (124 papers), Cardiac electrophysiology and arrhythmias (111 papers) and Cardiac pacing and defibrillation studies (91 papers). John L. Sapp collaborates with scholars based in Canada, United States and Israel. John L. Sapp's co-authors include William G. Stevenson, Laurence M. Epstein, Kyoko Soejima, Ratika Parkash, B. Milan Horáček, George A. Wells, Vidal Essebag, Gregory Couper, Jeff S. Healey and William H. Maisel and has published in prestigious journals such as New England Journal of Medicine, Circulation and SHILAP Revista de lepidopterología.

In The Last Decade

John L. Sapp

181 papers receiving 4.4k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Ventricular Tachycardia Ablation versus Escalation of Antiarrhythmic Drugs

2016 490 citations John L. Sapp, George A. Wells et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
John L. Sapp Canada	31	4.0k	294	247	168	146	192	4.5k
Joseph G. Akar United States	28	2.7k 0.7×	304 1.0×	270 1.1×	89 0.5×	233 1.6×	84	3.2k
Jason G. Andrade Canada	35	4.2k 1.0×	374 1.3×	242 1.0×	151 0.9×	248 1.7×	233	4.7k
Andreas Bollmann Germany	42	6.1k 1.5×	429 1.5×	457 1.9×	226 1.3×	199 1.4×	337	7.1k
David J. Slotwiner United States	29	3.5k 0.9×	437 1.5×	365 1.5×	97 0.6×	144 1.0×	94	3.9k
Christian Sohns Germany	30	2.4k 0.6×	291 1.0×	436 1.8×	143 0.9×	132 0.9×	193	2.9k
Peter G. Guerra Canada	34	4.4k 1.1×	394 1.3×	224 0.9×	92 0.5×	105 0.7×	108	4.8k
Pyotr G. Platonov Sweden	36	4.2k 1.1×	220 0.7×	374 1.5×	130 0.8×	326 2.2×	240	4.6k
Polychronis Dilaveris Greece	29	3.1k 0.8×	443 1.5×	402 1.6×	145 0.9×	225 1.5×	155	3.7k
Anand N. Ganesan Australia	28	3.0k 0.8×	297 1.0×	345 1.4×	88 0.5×	522 3.6×	110	3.7k
Miloš Táborský Czechia	23	3.2k 0.8×	504 1.7×	316 1.3×	174 1.0×	90 0.6×	202	3.6k

Countries citing papers authored by John L. Sapp

Since Specialization

Citations

This map shows the geographic impact of John L. Sapp's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by John L. Sapp with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John L. Sapp more than expected).

Fields of papers citing papers by John L. Sapp

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John L. Sapp. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by John L. Sapp. The network helps show where John L. Sapp may publish in the future.

Co-authorship network of co-authors of John L. Sapp

This figure shows the co-authorship network connecting the top 25 collaborators of John L. Sapp. A scholar is included among the top collaborators of John L. Sapp based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with John L. Sapp. John L. Sapp is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Nery, Pablo B., George A. Wells, Anthony Tang, et al.. (2025). Catheter Ablation vs Sotalol or Amiodarone for Ventricular Tachycardia. Journal of the American College of Cardiology. 87(2). 157–168.

Henderson, Mark, John L. Sapp, Pantelis Andreou, et al.. (2025). Complement activation by the artificial surface of cardiopulmonary bypass is a persistent clinical problem. Scientific Reports. 15(1). 27643–27643.

Bancks, Michael P., Mark A. Espeland, Judy Bahnson, et al.. (2024). The relationship between repeated measurements of HbA1c and risk of coronary events among the common haptoglobin phenotype groups: the Action for Health in Diabetes (Look AHEAD) study. Cardiovascular Diabetology. 23(1). 356–356. 2 indexed citations

Nazarian, Saman, et al.. (2024). A Novel 3D Camera-Based ECG-Imaging System for Electrode Position Discovery and Heart-Torso Registration. IEEE Journal of Biomedical and Health Informatics. 29(5). 3502–3515. 1 indexed citations

Zeppenfeld, Katja, Amin Al‐Ahmad, Corrado Carbucicchio, et al.. (2024). Patient selection, ventricular tachycardia substrate delineation, and data transfer for stereotactic arrhythmia radioablation: a clinical consensus statement of the European Heart Rhythm Association of the European Society of Cardiology and the Heart Rhythm Society. EP Europace. 27(4). 6 indexed citations

Henderson, Mark J., et al.. (2024). High-exchange ULTrafiltration to enhance recovery after paediatric cardiac surgery (ULTRA): study protocol for a Canadian double-blinded randomised controlled trial. BMJ Open. 14(8). e080597–e080597. 2 indexed citations

Zhou, Shijie, et al.. (2023). Improving localization accuracy for non-invasive automated early left ventricular origin localization approach. Frontiers in Physiology. 14. 1183280–1183280. 1 indexed citations

Rizk, Hussien, John L. Sapp, Ratika Parkash, et al.. (2023). Paced P‐wave morphology templates to guide atrial tachycardia localization: A derivation and validation study. Pacing and Clinical Electrophysiology. 46(8). 1019–1031.

Tedrow, Usha B., Masaaki Kurata, Iwanari Kawamura, et al.. (2023). Worldwide Experience With an Irrigated Needle Catheter for Ablation of Refractory Ventricular Arrhythmias. JACC. Clinical electrophysiology. 9(8). 1475–1486. 4 indexed citations

10.

Andreou, Pantelis, Andrew P. Levy, John L. Sapp, et al.. (2023). Relationship Between Time‐Varying Achieved High‐Density Lipoprotein Cholesterol and Risk of Coronary Events Depends on Haptoglobin Phenotype Within the ACCORD Lipid Study. Journal of the American Heart Association. 12(19). e030288–e030288. 3 indexed citations

11.

Dukkipati, Srinivas R., Tomofumi Nakamura, Ikutaro Nakajima, et al.. (2022). Intramural Needle Ablation for Refractory Premature Ventricular Contractions. Circulation Arrhythmia and Electrophysiology. 15(5). 11 indexed citations

12.

Suszko, Adrian, Praloy Chakraborty, Karthik Viswanathan, et al.. (2022). Automated Quantification of Abnormal QRS Peaks From High‐Resolution ECGs Predicts Late Ventricular Arrhythmias in Hypertrophic Cardiomyopathy: A 5‐Year Prospective Multicenter Study. Journal of the American Heart Association. 11(23). e026025–e026025. 4 indexed citations

13.

Zhou, Shijie, Amir AbdelWahab, John L. Sapp, et al.. (2021). Assessment of an ECG‐Based System for Localizing Ventricular Arrhythmias in Patients With Structural Heart Disease. Journal of the American Heart Association. 10(20). e022217–e022217. 8 indexed citations

14.

Zhou, Shijie, Amir AbdelWahab, B. Milan Horáček, et al.. (2020). Prospective Assessment of an Automated Intraprocedural 12-Lead ECG-Based System for Localization of Early Left Ventricular Activation. Circulation Arrhythmia and Electrophysiology. 13(7). e008262–e008262. 15 indexed citations

15.

Wang, John, Olle Pahlm, James W. Warren, John L. Sapp, & B. Milan Horáček. (2018). Criteria for ECG detection of acute myocardial ischemia: Sensitivity versus specificity. Journal of Electrocardiology. 51(6). S12–S17. 20 indexed citations

16.

Moghtadaei, Motahareh, Hailey J. Jansen, Martin Mackasey, et al.. (2016). The impacts of age and frailty on heart rate and sinoatrial node function. The Journal of Physiology. 594(23). 7105–7126. 69 indexed citations

17.

Parkash, Ratika, John L. Sapp, Magdy N. Basta, et al.. (2012). Use of Primary Prevention Implantable Cardioverter-Defibrillators in a Population-Based Cohort Is Associated With a Significant Survival Benefit. Circulation Arrhythmia and Electrophysiology. 5(4). 706–713. 22 indexed citations

18.

Wang, Linwei, Fady Dawoud, Ken C. L. Wong, et al.. (2011). Mapping the transmural scar and activation for patients with ventricular arrhythmia. Computing in Cardiology. 849–852. 3 indexed citations

19.

Fitz‐Clarke, John R., John L. Sapp, James W. Warren, John Clements, & B. Milan Horáček. (2006). Body surface potential mapping and computer simulation of human ventricular fibrillation. Computing in Cardiology Conference. 397–400. 2 indexed citations

20.

Soejima, Kyoko, Gregory Couper, Joshua M. Cooper, et al.. (2004). Subxiphoid Surgical Approach for Epicardial Catheter-Based Mapping and Ablation in Patients With Prior Cardiac Surgery or Difficult Pericardial Access. Circulation. 110(10). 1197–1201. 107 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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