Sameer Parpia

6.3k total citations · 1 hit paper
127 papers, 3.6k citations indexed

About

Sameer Parpia is a scholar working on Internal Medicine, Surgery and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Sameer Parpia has authored 127 papers receiving a total of 3.6k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Internal Medicine, 28 papers in Surgery and 27 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Sameer Parpia's work include Venous Thromboembolism Diagnosis and Management (30 papers), Breast Cancer Treatment Studies (16 papers) and Central Venous Catheters and Hemodialysis (12 papers). Sameer Parpia is often cited by papers focused on Venous Thromboembolism Diagnosis and Management (30 papers), Breast Cancer Treatment Studies (16 papers) and Central Venous Catheters and Hemodialysis (12 papers). Sameer Parpia collaborates with scholars based in Canada, United States and United Kingdom. Sameer Parpia's co-authors include Mark N. Levine, Jim A. Julian, Timothy J. Whelan, Anthony Fyles, Francisco Perera, Jean‐Philippe Pignol, Himu Lukka, L. Grimard, Carolyn Freeman and K Schneider and has published in prestigious journals such as New England Journal of Medicine, Journal of Clinical Oncology and SHILAP Revista de lepidopterología.

In The Last Decade

Sameer Parpia

109 papers receiving 3.5k 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.

Long-Term Results of Hypofractionated Radiation Therapy for Breast Cancer

2010 1.3k citations Timothy J. Whelan, Mark N. Levine 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
Sameer Parpia Canada	26	1.5k	978	780	778	660	127	3.6k
Nam P. Nguyen United States	30	269 0.2×	807 0.8×	444 0.6×	1.0k 1.3×	556 0.8×	165	4.0k
Richard J. Gray United States	44	2.1k 1.4×	1.7k 1.8×	95 0.1×	2.5k 3.2×	268 0.4×	171	6.0k
Gianmauro Numico Italy	28	399 0.3×	1.1k 1.2×	110 0.1×	531 0.7×	176 0.3×	115	2.6k
Jan Frisell Sweden	39	2.1k 1.4×	3.4k 3.4×	459 0.6×	1.4k 1.8×	26 0.0×	110	5.8k
H. Anderson Sweden	28	582 0.4×	1.4k 1.5×	192 0.2×	333 0.4×	40 0.1×	51	2.8k
Richard Caplan United States	29	1.5k 1.0×	1.8k 1.8×	32 0.0×	2.0k 2.6×	534 0.8×	91	5.5k
P. Fournel France	26	305 0.2×	2.4k 2.5×	115 0.1×	427 0.5×	494 0.7×	159	4.6k
Michael H. Torosian United States	29	675 0.4×	611 0.6×	68 0.1×	579 0.7×	59 0.1×	73	2.8k
Lawrence D. Wagman United States	29	376 0.2×	1.3k 1.3×	176 0.2×	1.4k 1.8×	34 0.1×	98	3.5k
Daniel J. Boffa United States	33	461 0.3×	2.2k 2.2×	47 0.1×	1.4k 1.8×	211 0.3×	166	6.3k

Countries citing papers authored by Sameer Parpia

Since Specialization

Citations

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

Fields of papers citing papers by Sameer Parpia

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Sameer Parpia

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

Rodrigues, Myanca, Jordan Edwards, Tea Rosic, et al.. (2025). A tutorial on the what, why, and how of Bayesian analysis: Estimating mood and anxiety disorder prevalence using a Canadian data linkage study. PLOS mental health.. 2(2). e0000253–e0000253.

Wit, Kerstin de, Marc Afilalo, Grégoire Le Gal, et al.. (2025). Validation of the ToDay, a simplified diagnostic algorithm for deep vein thrombosis. Journal of Thrombosis and Haemostasis. 23(12). 3902–3908.

Tikkinen, Kari A.O., Jani Ruotsalainen, Borna Tadayon Najafabadi, et al.. (2024). Update on APPEAL, an International Randomized Controlled Trial Evaluating Ciprofloxacin Versus Placebo in Patients Undergoing Shockwave Lithotripsy for Urolithiasis. European Urology Focus. 10(5). 697–699.

McKechnie, Tyler, Kelly Brennan, Nikhil Amin, et al.. (2024). Preoperative very low-energy diets for obese patients undergoing intra-abdominal colorectal surgery: a retrospective cohort study (RetroPREPARE). Techniques in Coloproctology. 28(1). 134–134. 2 indexed citations

Wierzbicki, Marcin, Sameer Parpia, Vijayananda Kundapur, et al.. (2024). Toxicity in patients receiving radiotherapy for ultracentral stage I non-small cell lung cancer: A secondary analysis of the LUSTRE randomized trial. Radiotherapy and Oncology. 202. 110605–110605.

McKechnie, Tyler, et al.. (2024). A consensus definition of creativity in surgery: A Delphi study protocol. PLoS ONE. 19(12). e0314445–e0314445.

McKechnie, Tyler, Yung Lee, Dennis Hong, et al.. (2023). A history of bariatric surgery before surgery for colorectal cancer may improve short-term postoperative outcomes: Analysis of the national inpatient sample 2015–2019. Surgery. 174(5). 1168–1174. 5 indexed citations

McKechnie, Tyler, Kathy Wu, Yung Lee, et al.. (2023). Fragility of Statistically Significant Outcomes in Colonic Diverticular Disease Randomized Trials: A Systematic Review. Diseases of the Colon & Rectum. 67(3). 414–426. 2 indexed citations

McKechnie, Tyler, Lily Park, Dan Cohen, et al.. (2023). Enhanced recovery after surgery protocols following emergency intra-abdominal surgery: a systematic review and meta-analysis. European Journal of Trauma and Emergency Surgery. 50(3). 679–704. 1 indexed citations

10.

McKechnie, Tyler, Yung Lee, Sameer Parpia, et al.. (2023). The impact of operative approach for obese colorectal cancer patients: analysis of the National Inpatient Sample 2015–2019. Colorectal Disease. 26(1). 34–44. 2 indexed citations

11.

Rodrigues, Myanca, Nitika Sanger, Stephanie Sanger, et al.. (2021). Outcomes reported in randomised controlled trials of major depressive disorder in older adults: protocol for a methodological review. BMJ Open. 11(11). e054777–e054777. 2 indexed citations

12.

Wit, Kerstin de, et al.. (2021). Diagnostic Accuracy of D-Dimer for Pulmonary Embolism and Lower Limb Deep Vein Thrombosis Testing in People with Cancer: A Meta-Analysis. Blood. 138(Supplement 1). 3218–3218.

13.

Arsenault, Julie, Sameer Parpia, Eileen Rakovitch, et al.. (2020). Acute Toxicity and Quality of Life of Hypofractionated Radiation Therapy for Breast Cancer. International Journal of Radiation Oncology*Biology*Physics. 107(5). 943–948. 46 indexed citations

14.

Kearon, Clive, Kerstin de Wit, Sameer Parpia, et al.. (2019). Diagnosis of Pulmonary Embolism with d -Dimer Adjusted to Clinical Probability. New England Journal of Medicine. 381(22). 2125–2134. 188 indexed citations

15.

Parpia, Sameer, et al.. (2019). Using Magnetic Resonance Perfusion to Stratify Overall Survival in Treated High-Grade Gliomas. Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques. 46(5). 533–539. 2 indexed citations

16.

Donovan, E., et al.. (2019). Single versus multifraction radiotherapy for spinal cord compression: A systematic review and meta-analysis. Radiotherapy and Oncology. 134. 55–66. 18 indexed citations

17.

Salehi, Amir H., et al.. (2019). Benign breast papillary lesions diagnosed on core biopsy: upgrade rate and risk factors associated with malignancy on surgical excision. Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin. 475(6). 701–707. 18 indexed citations

18.

Arsenault, Julie, Sameer Parpia, Harold Reiter, et al.. (2015). Acute Toxicity and Quality of Life of Hypofractionated Radiation Therapy for Breast Cancer. International Journal of Radiation Oncology*Biology*Physics. 93(3). S59–S59. 5 indexed citations

19.

Olivotto, Ivo A., Timothy J. Whelan, Sameer Parpia, et al.. (2013). Interim Cosmetic and Toxicity Results From RAPID: A Randomized Trial of Accelerated Partial Breast Irradiation Using Three-Dimensional Conformal External Beam Radiation Therapy. Journal of Clinical Oncology. 31(32). 4038–4045. 266 indexed citations

20.

Linkins, Lori‐Ann, Shannon M. Bates, Eddy Lang, et al.. (2013). Selective D-Dimer Testing for Diagnosis of a First Suspected Episode of Deep Venous Thrombosis. Annals of Internal Medicine. 3 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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