Hariharan Sugumar

3.4k total citations · 2 hit papers
77 papers, 1.6k citations indexed

About

Hariharan Sugumar is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Pharmacology. According to data from OpenAlex, Hariharan Sugumar has authored 77 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 69 papers in Cardiology and Cardiovascular Medicine, 7 papers in Surgery and 4 papers in Pharmacology. Recurrent topics in Hariharan Sugumar's work include Atrial Fibrillation Management and Outcomes (54 papers), Cardiac Arrhythmias and Treatments (53 papers) and Cardiac electrophysiology and arrhythmias (37 papers). Hariharan Sugumar is often cited by papers focused on Atrial Fibrillation Management and Outcomes (54 papers), Cardiac Arrhythmias and Treatments (53 papers) and Cardiac electrophysiology and arrhythmias (37 papers). Hariharan Sugumar collaborates with scholars based in Australia, Canada and United Kingdom. Hariharan Sugumar's co-authors include Peter M. Kistler, Aleksandr Voskoboinik, Sandeep Prabhu, Jonathan M. Kalman, G. Wong, Liang‐Han Ling, C. Nalliah, A. McLellan, David M. Kaye and Andrew J. Taylor and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Hariharan Sugumar

69 papers receiving 1.6k 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.

Catheter Ablation Versus Medical Rate Control in Atrial Fibrillation and Systolic Dysfunction

2017 389 citations Sandeep Prabhu, Andrew J. Taylor et al. profile →
Alcohol Abstinence in Drinkers with Atrial Fibrillation

2020 244 citations Aleksandr Voskoboinik, Jonathan M. Kalman et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Hariharan Sugumar Australia	21	1.5k	121	118	79	78	77	1.6k
Maurizio Bentivoglio Italy	12	715 0.5×	24 0.2×	146 1.2×	94 1.2×	126 1.6×	20	940
Mevlüt Koç Türkiye	14	373 0.3×	29 0.2×	144 1.2×	84 1.1×	84 1.1×	87	615
Jens Refsgaard Denmark	14	284 0.2×	60 0.5×	71 0.6×	17 0.2×	78 1.0×	38	448
Seung‐Young Roh South Korea	15	492 0.3×	23 0.2×	44 0.4×	48 0.6×	48 0.6×	77	633
Ulrik Dixen Denmark	16	727 0.5×	23 0.2×	100 0.8×	90 1.1×	130 1.7×	49	852
Iqwal Mangat Canada	21	1.1k 0.7×	22 0.2×	138 1.2×	35 0.4×	81 1.0×	56	1.3k
Abhinav Mehta Australia	8	1.8k 1.2×	16 0.1×	165 1.4×	90 1.1×	155 2.0×	18	1.8k
Branislava Ivanović Serbia	17	703 0.5×	50 0.4×	132 1.1×	96 1.2×	190 2.4×	62	859
Vasiliki Bistola Greece	19	634 0.4×	28 0.2×	126 1.1×	82 1.0×	37 0.5×	47	846
Merritt H. Raitt United States	27	2.6k 1.8×	36 0.3×	344 2.9×	64 0.8×	184 2.4×	86	3.0k

Countries citing papers authored by Hariharan Sugumar

Since Specialization

Citations

This map shows the geographic impact of Hariharan Sugumar'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 Hariharan Sugumar with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hariharan Sugumar more than expected).

Fields of papers citing papers by Hariharan Sugumar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hariharan Sugumar. 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 Hariharan Sugumar. The network helps show where Hariharan Sugumar may publish in the future.

Co-authorship network of co-authors of Hariharan Sugumar

This figure shows the co-authorship network connecting the top 25 collaborators of Hariharan Sugumar. A scholar is included among the top collaborators of Hariharan Sugumar 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 Hariharan Sugumar. Hariharan Sugumar 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

Azzopardi, Sonia, Louise Segan, Jeremy William, et al.. (2025). Yoga vs regular exercise for atrial fibrillation: Design of the yoga-AF randomized controlled trial. American Heart Journal. 292. 107278–107278.

William, Jeremy, Peter M. Kistler, Jonathan M. Kalman, et al.. (2024). Aberrancy masquerading as ventricular tachycardia: Importance of invasive electrophysiology study for diagnosis of wide complex tachycardias. Journal of Electrocardiology. 85. 50–57.

Chieng, David, Joshua Hawson, Louise Segan, et al.. (2024). P-Wave Morphology From Common Nonpulmonary Vein Trigger Sites Following Pulmonary Vein and Posterior Wall Isolation. JACC. Clinical electrophysiology. 10(3). 527–536. 1 indexed citations

Chieng, David, Hariharan Sugumar, Liang‐Han Ling, et al.. (2024). Catheter ablation for persistent atrial fibrillation: patterns of recurrence and impact on quality of life and health care utilization. European Heart Journal. 45(29). 2604–2616. 9 indexed citations

Better, Nathan, Louise Segan, Jeremy William, et al.. (2024). Impact of Posterior Wall Isolation During AF Ablation on the Incidence of Left Atrial Flutter. JACC. Clinical electrophysiology. 10(7). 1620–1630. 3 indexed citations

William, Jeremy, Peter M. Kistler, Sandeep Prabhu, et al.. (2024). Caudal fluoroscopic guidance for the insertion of transvenous pacing leads. Journal of Cardiovascular Electrophysiology. 35(3). 433–437. 1 indexed citations

William, Jeremy, David Chieng, Hariharan Sugumar, et al.. (2024). Radiofrequency catheter ablation of persistent atrial fibrillation by pulmonary vein isolation with or without left atrial posterior wall isolation: long-term outcomes of the CAPLA trial. European Heart Journal. 46(2). 132–143. 15 indexed citations

Chieng, David, Louise Segan, Jeremy William, et al.. (2024). Diagnosis to Ablation in Persistent AF. JACC. Clinical electrophysiology. 10(7). 1689–1699. 4 indexed citations

Chieng, David, Louise Segan, Jeremy William, et al.. (2024). Persistent Atrial Fibrillation Phenotypes and Ablation Outcomes. JACC. Clinical electrophysiology. 11(1). 10–18. 1 indexed citations

10.

William, Jeremy, Shane Nanayakkara, David Chieng, et al.. (2024). Predictors of pacemaker requirement in patients receiving implantable loop recorders for unexplained syncope: A systematic review and meta-analysis. Heart Rhythm. 21(9). 1703–1710.

11.

Segan, Louise, Rodrigo Cánovas, Shane Nanayakkara, et al.. (2023). New-onset atrial fibrillation prediction: the HARMS2-AF risk score. European Heart Journal. 44(36). 3443–3452. 38 indexed citations

12.

Segan, Louise, Shane Nanayakkara, David Chieng, et al.. (2023). Identifying Patients at High Risk of Left Atrial Appendage Thrombus Before Cardioversion: The CLOTS‐AF Score. Journal of the American Heart Association. 12(12). e029259–e029259. 10 indexed citations

13.

Chieng, David, Rodrigo Cánovas, Louise Segan, et al.. (2022). The impact of coffee subtypes on incident cardiovascular disease, arrhythmias, and mortality: long-term outcomes from the UK Biobank. European Journal of Preventive Cardiology. 29(17). 2240–2249. 36 indexed citations

14.

Sugumar, Hariharan, David Chieng, Sandeep Prabhu, et al.. (2021). A prospective evaluation of the impact of individual RF applications for slow pathway ablation for AVNRT: Markers of acute success. Journal of Cardiovascular Electrophysiology. 32(7). 1886–1893.

15.

Parameswaran, Ramanathan, Jonathan M. Kalman, Alistair Royse, et al.. (2020). Endocardial-Epicardial Phase Mapping of Prolonged Persistent Atrial Fibrillation Recordings. Circulation Arrhythmia and Electrophysiology. 13(8). e008512–e008512. 24 indexed citations

16.

Voskoboinik, Aleksandr, Jonathan M. Kalman, Anurika De Silva, et al.. (2020). Alcohol Abstinence in Drinkers with Atrial Fibrillation. New England Journal of Medicine. 382(1). 20–28. 244 indexed citations breakdown →

17.

Voskoboinik, Aleksandr, Sandeep Prabhu, Hariharan Sugumar, & Peter M. Kistler. (2018). Effect of Dietary Factors on Cardiac Rhythm. The American Journal of Cardiology. 122(7). 1265–1271. 6 indexed citations

18.

Voskoboinik, Aleksandr, B. Costello, André La Gerche, et al.. (2018). Relation of Alcohol Consumption to Left Ventricular Fibrosis Using Cardiac Magnetic Resonance Imaging. The American Journal of Cardiology. 123(3). 460–465. 7 indexed citations

19.

Sugumar, Hariharan, Stuart P. Thomas, Sandeep Prabhu, Aleksandr Voskoboinik, & Peter M. Kistler. (2017). How to perform posterior wall isolation in catheter ablation for atrial fibrillation. Journal of Cardiovascular Electrophysiology. 29(2). 345–352. 24 indexed citations

20.

Sugumar, Hariharan, et al.. (2009). Late-onset ornithine transcarbamylase deficiency: a potentially fatal yet treatable cause of coma. Critical Care and Resuscitation. 11(3). 222–227. 11 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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