Christopher Allen

4.1k total citations · 1 hit paper
90 papers, 3.0k citations indexed

About

Christopher Allen is a scholar working on Surgery, Cardiology and Cardiovascular Medicine and Gastroenterology. According to data from OpenAlex, Christopher Allen has authored 90 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 31 papers in Surgery, 25 papers in Cardiology and Cardiovascular Medicine and 17 papers in Gastroenterology. Recurrent topics in Christopher Allen's work include Gastroesophageal reflux and treatments (16 papers), Cardiac Valve Diseases and Treatments (14 papers) and Eosinophilic Esophagitis (10 papers). Christopher Allen is often cited by papers focused on Gastroesophageal reflux and treatments (16 papers), Cardiac Valve Diseases and Treatments (14 papers) and Eosinophilic Esophagitis (10 papers). Christopher Allen collaborates with scholars based in United Kingdom, United States and Canada. Christopher Allen's co-authors include Mehran Anvari, David E. Farrell, Gary M. Brittenham, John William Harris, Patricia Griffith, Christine E. McLaren, Arthur W. Nienhuis, Eben Tucker, Neal S. Young and Frederick E. Hargreave and has published in prestigious journals such as New England Journal of Medicine, Proceedings of the National Academy of Sciences and SHILAP Revista de lepidopterología.

In The Last Decade

Christopher Allen

83 papers receiving 2.9k 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.

Efficacy of Deferoxamine in Preventing Complications of Iron Overload in Patients with Thalassemia Major

1994 671 citations Gary M. Brittenham, Patricia Griffith 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
Christopher Allen United Kingdom	27	860	825	747	594	590	90	3.0k
Joseph I. Wolfsdorf United States	43	388 0.5×	444 0.5×	2.1k 2.8×	62 0.1×	432 0.7×	143	7.6k
Alan K. Hatfield United States	25	692 0.8×	774 0.9×	619 0.8×	40 0.1×	557 0.9×	55	4.4k
Sarwa Darwish Murad Netherlands	35	486 0.6×	301 0.4×	2.0k 2.7×	44 0.1×	635 1.1×	106	5.7k
Jane S. Hankins United States	36	3.1k 3.6×	2.4k 3.0×	169 0.2×	242 0.4×	94 0.2×	257	4.4k
Franca B. Barton United States	26	2.7k 3.1×	2.2k 2.7×	722 1.0×	66 0.1×	122 0.2×	51	5.0k
A. Gerson Greenburg United States	24	189 0.2×	262 0.3×	699 0.9×	47 0.1×	314 0.5×	101	2.6k
L. Douglas Case United States	36	284 0.3×	210 0.3×	682 0.9×	25 0.0×	1.0k 1.8×	105	4.4k
Emanuela Scarpi Italy	46	103 0.1×	124 0.2×	886 1.2×	161 0.3×	1.8k 3.1×	265	7.0k
Sigrún H. Lund Iceland	22	110 0.1×	223 0.3×	374 0.5×	144 0.2×	297 0.5×	103	1.9k
Luigi Marcheselli Italy	31	683 0.8×	232 0.3×	270 0.4×	171 0.3×	567 1.0×	143	3.8k

Countries citing papers authored by Christopher Allen

Since Specialization

Citations

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

Fields of papers citing papers by Christopher Allen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Christopher Allen

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

Allen, Christopher, et al.. (2024). Extrinsic Positive End-Expiratory Pressure due to Failure of the Positive-Pressure Relief Valve Within the Scavenging System: A Case Report. A&A Practice. 18(7). e01828–e01828.

Shah, Anoop, et al.. (2024). The QRS of impending doom—flecainide toxicity in a dialysis dependent patient. The American Journal of the Medical Sciences. 367. S103–S103.

Brown, Kathryn, Christopher Allen, Martin Claridge, et al.. (2022). Association of SARC-F Score and Rockwood Clinical Frailty Scale with CT-Derived Muscle Mass in Patients with Aortic Aneurysms. The journal of nutrition health & aging. 26(8). 792–798. 4 indexed citations

Hammond‐Haley, Matthew, et al.. (2021). Utility of wearable physical activity monitors in cardiovascular disease: a systematic review of 11 464 patients and recommendations for optimal use. European Heart Journal - Digital Health. 2(2). 231–243. 8 indexed citations

Patterson, Tiffany, Daniel Burkhoff, Jan J. Schreuder, et al.. (2021). Physiological Impact of Afterload Reduction on Cardiac Mechanics and Coronary Hemodynamics Following Isosorbide Dinitrate Administration in Ischemic Heart Disease. Journal of Cardiovascular Translational Research. 14(5). 962–974. 6 indexed citations

Allen, Christopher, Jubin Joseph, Tiffany Patterson, et al.. (2020). Baseline NT‐proBNP Accurately Predicts Symptom Response to Transcatheter Aortic Valve Implantation. Journal of the American Heart Association. 9(23). e017574–e017574. 6 indexed citations

Sheth, Sujit, Christopher Allen, David E. Farrell, et al.. (2019). Measurement of the liver iron concentration in transfusional iron overload by MRI R2* and by high-transition-temperature superconducting magnetic susceptometry. Clinical Imaging. 55. 65–70. 8 indexed citations

Allen, Christopher, Kaushik Guha, & Rakesh Sharma. (2015). How To Improve Time To Diagnosis In Acute Heart Failure — Clinical Signs And Chest X-Ray. Cardiac failure review. 1(2). 69–69. 12 indexed citations

Yao, Xiaomei, Marcio M. Gomes, Ming‐Sound Tsao, et al.. (2012). Fine-Needle Sspiration Biopsy versus Core-Needle Biopsy in Diagnosing Lung Cancer: A Systematic Review. Current Oncology. 19(1). 16–27. 103 indexed citations

10.

Anvari, Mehran, Christopher Allen, John K. Marshall, et al.. (2011). A randomized controlled trial of laparoscopic Nissen fundoplication versus proton pump inhibitors for the treatment of patients with chronic gastroesophageal reflux disease (GERD): 3-year outcomes. Surgical Endoscopy. 25(8). 2547–2554. 60 indexed citations

11.

Todd, D., et al.. (2007). Effect of obesity on airway inflammation: a cross‐sectional analysis of body mass index and sputum cell counts. Clinical & Experimental Allergy. 37(7). 1049–1054. 87 indexed citations

12.

Rossebø, Anne B., Terje R. Pedersen, Christopher Allen, et al.. (2007). Design and Baseline Characteristics of the Simvastatin and Ezetimibe in Aortic Stenosis (SEAS) Study. The American Journal of Cardiology. 99(7). 970–973. 123 indexed citations

13.

Dawood, Nashwan, et al.. (2006). The Potential Value Of 4D Planning In UK Construction Industry. 1 indexed citations

14.

Biertho, Laurent, et al.. (2006). Effect of pregnancy on effectiveness of laparoscopic Nissen fundoplication. Surgical Endoscopy. 20(3). 385–388. 1 indexed citations

15.

Barrios, Vivencio, Nicolas Amabile, Franck Paganelli, et al.. (2005). Lipid-altering efficacy of switching from atorvastatin 10 mg/day to ezetimibe/simvastatin 10/20 mg/day compared to doubling the dose of atorvastatin in hypercholesterolaemic patients with atherosclerosis or coronary heart disease. International Journal of Clinical Practice. 59(12). 1377–1386. 41 indexed citations

16.

Anvari, Mehran & Christopher Allen. (2003). Five-Year Comprehensive Outcomes Evaluation in 181 Patients After Laparoscopic Nissen Fundoplication. Journal of the American College of Surgeons. 196(1). 51–57. 118 indexed citations

17.

Allen, Christopher & Mehran Anvari. (1998). Gastro-oesophageal reflux related cough and its response to laparoscopic fundoplication. Thorax. 53(11). 963–968. 79 indexed citations

18.

Anvari, Mehran, et al.. (1996). Immediate and delayed effects of laparoscopic Nissen fundoplication on pulmonary function. Surgical Endoscopy. 10(12). 1171–1175. 9 indexed citations

19.

Allen, Christopher, et al.. (1995). Community resources for psychiatric and psychosocial problems. Family physicians' referral patterns in urban Ontario.. PubMed. 41. 1325–35. 8 indexed citations

20.

Brittenham, Gary M., Patricia Griffith, Arthur W. Nienhuis, et al.. (1994). Efficacy of Deferoxamine in Preventing Complications of Iron Overload in Patients with Thalassemia Major. New England Journal of Medicine. 331(9). 567–573. 671 indexed citations breakdown →

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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