Robert Logan

2.2k total citations · 1 hit paper
46 papers, 1.6k citations indexed

About

Robert Logan is a scholar working on Surgery, Gastroenterology and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Robert Logan has authored 46 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 32 papers in Surgery, 19 papers in Gastroenterology and 10 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Robert Logan's work include Helicobacter pylori-related gastroenterology studies (26 papers), Gastroesophageal reflux and treatments (12 papers) and Gastric Cancer Management and Outcomes (9 papers). Robert Logan is often cited by papers focused on Helicobacter pylori-related gastroenterology studies (26 papers), Gastroesophageal reflux and treatments (12 papers) and Gastric Cancer Management and Outcomes (9 papers). Robert Logan collaborates with scholars based in United Kingdom, United States and Italy. Robert Logan's co-authors include J. H. Baron, Andrew Goddard, J J Misiewicz, M M Walker, P A Gummett, Alan Cockayne, Q N Karim, G. Gopal Rao, P T Johnson and D. G. Newell and has published in prestigious journals such as The Lancet, Gastroenterology and Gut.

In The Last Decade

Robert Logan

43 papers receiving 1.5k 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.

British Society of Gastroenterology guidelines for the management of iron deficiency anaemia in adults

2021 144 citations Jonathon Snook, Neeraj Bhala et al. Gut profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Robert Logan United Kingdom	19	1.2k	601	346	234	209	46	1.6k
D Boixeda Spain	24	1.1k 0.9×	398 0.7×	470 1.4×	139 0.6×	239 1.1×	124	1.7k
W. L. Peterson United States	13	1.1k 0.9×	486 0.8×	257 0.7×	206 0.9×	214 1.0×	23	1.3k
Masumi Okuda Japan	23	1.2k 1.0×	453 0.8×	334 1.0×	249 1.1×	234 1.1×	67	1.6k
Arthur Morris New Zealand	14	858 0.7×	246 0.4×	214 0.6×	187 0.8×	193 0.9×	24	1.1k
Shinʼichi Takahashi Japan	22	1.2k 1.0×	544 0.9×	580 1.7×	272 1.2×	173 0.8×	83	1.6k
Colm O’Moráin Ireland	16	1.3k 1.1×	553 0.9×	489 1.4×	256 1.1×	233 1.1×	33	1.7k
Leif P. Andersen Denmark	22	1.1k 1.0×	275 0.5×	225 0.7×	242 1.0×	458 2.2×	40	1.5k
C O'Morain Ireland	19	2.3k 1.9×	1.1k 1.9×	735 2.1×	526 2.2×	292 1.4×	46	2.7k
Patrick Bontems Belgium	21	1.3k 1.1×	710 1.2×	220 0.6×	311 1.3×	181 0.9×	72	1.7k
Adrián G. McNicholl Spain	22	1.3k 1.1×	607 1.0×	470 1.4×	313 1.3×	259 1.2×	58	2.1k

Countries citing papers authored by Robert Logan

Since Specialization

Citations

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

Fields of papers citing papers by Robert Logan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Robert Logan

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Turvill, James, Monica Haritakis, Crispin Musicha, et al.. (2025). Multicentre Study of 10,369 Symptomatic Patients Comparing the Diagnostic Accuracy of Colon Capsule Endoscopy, Colonoscopy and CT Colonography. Alimentary Pharmacology & Therapeutics. 61(9). 1532–1544. 8 indexed citations

Jia, Yan, Robert Logan, Weiting Tang, et al.. (2024). Euthyroid sick syndrome predicts the risk of ischemic stroke-associated pneumonia in the acute stage of ischemic stroke: a nested case-control study. Frontiers in Endocrinology. 15. 1438700–1438700.

Rao, Christopher, et al.. (2022). A cohort study of duplicate faecal immunochemical testing in patients at risk of colorectal cancer from North-West England. BMJ Open. 12(4). e059940–e059940. 14 indexed citations

Snook, Jonathon, Neeraj Bhala, Ian Beales, et al.. (2021). British Society of Gastroenterology guidelines for the management of iron deficiency anaemia in adults. Gut. 70(11). 2030–2051. 144 indexed citations breakdown →

Penman, Ian, et al.. (2021). P367 Developing the gastroenterology/endoscopy workforce for 2025 and beyond: implications for endoscopy and bowel cancer screening. A230.2–A230. 1 indexed citations

Hayes, Brian, Ingvar Bjarnason, Robert Logan, et al.. (2019). AWE-08 Why are we missing colorectal cancer? A study investigating the cause of delays in diagnosis. A190.1–A190. 3 indexed citations

Rogler, Gerhard, Xavier Aldeguer, Wolfgang Kruis, et al.. (2013). Concept for a rapid point-of-care calprotectin diagnostic test for diagnosis and disease activity monitoring in patients with inflammatory bowel disease: Expert clinical opinion. Journal of Crohn s and Colitis. 7(8). 670–677. 45 indexed citations

Jairath, Vipul, Brennan C Kahan, Robert Logan, et al.. (2012). PWE-184 Prevalence, management and outcomes of patients with coagulopathy following acute non-variceal upper gastrointestinal bleeding. Gut. 61(Suppl 2). A371.1–A371.

Appleby, Richard, et al.. (2011). Can we improve the negative predictive value of faecal calprotectin for the diagnosis of IBS in primary care?. Gut. 60(Suppl 1). A49.2–A50. 5 indexed citations

10.

Whitehead, Simon J, et al.. (2010). OC-087 Can faecal calprotectin reduce the demand for colonoscopy in patients with irritable bowel syndrome?. A36.1–A36. 3 indexed citations

11.

Logan, Robert & Brendan Delaney. (2001). Implications of dyspepsia for the NHS. BMJ. 323(7314). 675–677. 23 indexed citations

12.

Nabwera, Helen, Jonathan S. Nguyen‐Van‐Tam, Richard F. Logan, & Robert Logan. (2000). Prevalence of Helicobacter pylori infection in Kenyan schoolchildren aged 3-15 years and risk factors for infection. European Journal of Gastroenterology & Hepatology. 12(5). 483–487. 29 indexed citations

13.

Mégraud, Françis, A Burette, Y. Glupczynski, et al.. (2000). Comparison of tests for assessment of Helicobacter pylori eradication: results of a multi-centre study using centralized facility testing. European Journal of Gastroenterology & Hepatology. 12(6). 629–633. 17 indexed citations

14.

Bebb, James R. & Robert Logan. (2000). A Genetic Basis for Atrophy: Dominant Nonresponsiveness and Helicobacter‐ Induced Gastritis in F1 Hybrid Mice. Helicobacter. 5(4). 250–251. 3 indexed citations

15.

Logan, Robert. (1999). Epidemiology could yield new ways to manage H pylori infection. The Lancet. 354(9183). 1006–1006. 1 indexed citations

16.

Sidebotham, Ramon L., et al.. (1999). Motility of Helicobacter pylori in a viscous environment. European Journal of Gastroenterology & Hepatology. 11(10). 1143–1150. 18 indexed citations

17.

Logan, Robert. (1996). The chemotherapeutic effects of H+/K+ inhibitors on Helicobacter pylori infection. Pharmacology & Therapeutics. 69(1). 79–83. 4 indexed citations

18.

Logan, Robert, et al.. (1996). Genetic diversity of Helicobacter pylori. The Lancet. 348(9040). 1462–1463. 51 indexed citations

19.

Vaira, D., M. Miglioli, J. B. Holton, et al.. (1994). Prevalence of peptic ulcer in Helicobacter pylori positive blood donors.. Gut. 35(3). 309–312. 75 indexed citations

20.

Logan, Robert, R J Polson, J J Misiewicz, et al.. (1991). Simplified single sample 13Carbon urea breath test for Helicobacter pylori: comparison with histology, culture, and ELISA serology.. Gut. 32(12). 1461–1464. 178 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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