Helen MacCallum

2.9k total citations · 1 hit paper
13 papers, 2.4k citations indexed

About

Helen MacCallum is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Hematology. According to data from OpenAlex, Helen MacCallum has authored 13 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Cardiology and Cardiovascular Medicine, 3 papers in Surgery and 2 papers in Hematology. Recurrent topics in Helen MacCallum's work include Blood Pressure and Hypertension Studies (7 papers), Cardiovascular Health and Disease Prevention (7 papers) and Heart Rate Variability and Autonomic Control (4 papers). Helen MacCallum is often cited by papers focused on Blood Pressure and Hypertension Studies (7 papers), Cardiovascular Health and Disease Prevention (7 papers) and Heart Rate Variability and Autonomic Control (4 papers). Helen MacCallum collaborates with scholars based in United Kingdom, Australia and Sweden. Helen MacCallum's co-authors include Ian B. Wilkinson, John R. Cockcroft, David J. Webb, David E. Newby, Laura Flint, I.R. Hall, Krishna Prasad, Michael Frenneaux, Sandrine Millasseau and Carmel M. McEniery and has published in prestigious journals such as Journal of the American College of Cardiology, The Journal of Physiology and Arteriosclerosis Thrombosis and Vascular Biology.

In The Last Decade

Helen MacCallum

13 papers receiving 2.3k citations

Hit Papers

The influence of heart rate on augmentation index and cen... 2000 2026 2008 2017 2000 250 500 750
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.

  1. The influence of heart rate on augmentation index and central arterial pressure in humans
    2000 887 citations Ian B. Wilkinson, Helen MacCallum et al. The Journal of Physiology profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Helen MacCallum United Kingdom 11 1.9k 386 321 291 259 13 2.4k
Roland Asmar France 19 2.1k 1.1× 381 1.0× 456 1.4× 216 0.7× 167 0.6× 39 2.5k
Tine De Backer Belgium 20 2.1k 1.1× 529 1.4× 477 1.5× 187 0.6× 194 0.7× 102 2.9k
Brigitte Stanek Austria 21 1.6k 0.8× 334 0.9× 339 1.1× 181 0.6× 282 1.1× 65 2.0k
Ronald S. Freudenberger United States 26 1.4k 0.7× 326 0.8× 190 0.6× 139 0.5× 156 0.6× 74 2.2k
Kenichi Hirose Japan 12 2.1k 1.1× 462 1.2× 516 1.6× 155 0.5× 204 0.8× 21 2.6k
Nicole M. van Popele Netherlands 14 2.5k 1.3× 443 1.1× 876 2.7× 206 0.7× 185 0.7× 15 3.0k
Ioannis Kallikazaros Greece 32 1.8k 0.9× 653 1.7× 581 1.8× 177 0.6× 275 1.1× 145 2.7k
M. E. Safar France 23 1.6k 0.8× 358 0.9× 328 1.0× 80 0.3× 220 0.8× 65 2.0k
Akimi Uehata Japan 20 1.4k 0.7× 519 1.3× 304 0.9× 105 0.4× 323 1.2× 70 1.9k
Alfredo L. Pauca United States 15 1.8k 0.9× 658 1.7× 334 1.0× 386 1.3× 174 0.7× 31 2.3k

Countries citing papers authored by Helen MacCallum

Since Specialization
Citations

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

Fields of papers citing papers by Helen MacCallum

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Helen MacCallum

This figure shows the co-authorship network connecting the top 25 collaborators of Helen MacCallum. A scholar is included among the top collaborators of Helen MacCallum 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 Helen MacCallum. Helen MacCallum is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

13 of 13 papers shown
1.
Wilkinson, Ian B., Krishna Prasad, I.R. Hall, et al.. (2002). Increased central pulse pressure and augmentation index in subjects with hypercholesterolemia. Journal of the American College of Cardiology. 39(6). 1005–1011. 339 indexed citations
2.
Wilkinson, Ian B., Helen MacCallum, John R. Cockcroft, & David J. Webb. (2002). Inhibition of basal nitric oxide synthesis increases aortic augmentation index and pulse wave velocity in vivo. British Journal of Clinical Pharmacology. 53(2). 189–192. 193 indexed citations
3.
Wilkinson, Ian B., I.R. Hall, Helen MacCallum, et al.. (2002). Pulse-Wave Analysis. Arteriosclerosis Thrombosis and Vascular Biology. 22(1). 147–152. 301 indexed citations
4.
Wilson, K., Helen MacCallum, Ian B. Wilkinson, et al.. (2001). Comparison of Brachial Artery Pressure and Derived Central Pressure in the Measurement of Abdominal Aortic Aneurysm Distensibility. European Journal of Vascular and Endovascular Surgery. 22(4). 355–360. 15 indexed citations
5.
Wilkinson, Ian B., et al.. (2001). Changes in the derived central pressure waveform and pulse pressure in response to angiotensin II and noradrenaline in man. The Journal of Physiology. 530(3). 541–550. 140 indexed citations
6.
Wilkinson, Ian B., et al.. (2001). Adrenomedullin (ADM) in the human forearm vascular bed: effect of neutral endopeptidase inhibition and comparison with proadrenomedullin NH2‐terminal 20 peptide (PAMP). British Journal of Clinical Pharmacology. 52(2). 159–164. 51 indexed citations
7.
Labinjoh, Catherine, David E. Newby, Ian B. Wilkinson, et al.. (2001). Effects of acute methionine loading and vitamin C on endogenous fibrinolysis, endothelium-dependent vasomotion and platelet aggregation. Clinical Science. 100(2). 127–127. 19 indexed citations
8.
Wilkinson, Ian B., et al.. (2001). Acute Methionine Loading Does not Alter Arterial Stiffness in Humans. Journal of Cardiovascular Pharmacology. 37(1). 1–5. 31 indexed citations
9.
Labinjoh, Catherine, David E. Newby, Ian B. Wilkinson, et al.. (2000). Effects of acute methionine loading and vitamin Con endogenous fibrinolysis, endothelium-dependent vasomotion and platelet aggregation. Clinical Science. 100(2). 127–135. 7 indexed citations
10.
MacCallum, Helen, et al.. (2000). Non-fatal head injury among Scottish young people: the importance of assault: Table 1. Journal of Epidemiology & Community Health. 54(1). 77–78. 3 indexed citations
11.
Wilkinson, Ian B., Helen MacCallum, Laura Flint, et al.. (2000). The influence of heart rate on augmentation index and central arterial pressure in humans. The Journal of Physiology. 525(1). 263–270. 887 indexed citations breakdown →
12.
Wilkinson, Ian B., et al.. (1999). Oral Vitamin C Reduces Arterial Stiffness and Platelet Aggregation in Humans. Journal of Cardiovascular Pharmacology. 34(5). 690–693. 89 indexed citations
13.
Chowienczyk, Phil, Ronan P. Kelly, Helen MacCallum, et al.. (1999). Photoplethysmographic assessment of pulse wave reflection. Journal of the American College of Cardiology. 34(7). 2007–2014. 309 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.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Roland Asmar Breakdown of academic impact, for papers by Tine De Backer Breakdown of academic impact, for papers by Brigitte Stanek Breakdown of academic impact, for papers by Ronald S. Freudenberger Breakdown of academic impact, for papers by Kenichi Hirose Breakdown of academic impact, for papers by Nicole M. van Popele Breakdown of academic impact, for papers by Ioannis Kallikazaros Breakdown of academic impact, for papers by M. E. Safar Breakdown of academic impact, for papers by Akimi Uehata Breakdown of academic impact, for papers by Alfredo L. Pauca
Rankless by CCL
2026