A. Morris

3.8k total citations · 1 hit paper
43 papers, 3.0k citations indexed

About

A. Morris is a scholar working on Surgery, Gastroenterology and Epidemiology. According to data from OpenAlex, A. Morris has authored 43 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Surgery, 12 papers in Gastroenterology and 9 papers in Epidemiology. Recurrent topics in A. Morris's work include Gastrointestinal Bleeding Diagnosis and Treatment (10 papers), Gastrointestinal disorders and treatments (5 papers) and Liver Disease and Transplantation (5 papers). A. Morris is often cited by papers focused on Gastrointestinal Bleeding Diagnosis and Treatment (10 papers), Gastrointestinal disorders and treatments (5 papers) and Liver Disease and Transplantation (5 papers). A. Morris collaborates with scholars based in United Kingdom, New Zealand and United States. A. Morris's co-authors include Cynthia H. O'Callaghan, Susan M. Kirby, John Mackenzie, M E McAlindon, Reena Sidhu, David S. Sanders, Adrian J. Stanley, Rajan Madhok, H A Capell and R D Sturrock and has published in prestigious journals such as The Lancet, Gastroenterology and Gut.

In The Last Decade

A. Morris

42 papers receiving 2.6k 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.

Novel Method for Detection of β-Lactamases by Using a Chromogenic Cephalosporin Substrate

1972 1.7k citations A. Morris et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
A. Morris United Kingdom	19	827	709	687	655	583	43	3.0k
W. Opferkuch Germany	26	396 0.5×	263 0.4×	729 1.1×	442 0.7×	250 0.4×	119	2.1k
Glenn Tillotson United States	30	508 0.6×	1.1k 1.6×	263 0.4×	578 0.9×	657 1.1×	146	3.1k
Raffaele Zarrilli Italy	46	1.8k 2.2×	826 1.2×	812 1.2×	3.2k 4.8×	1.1k 1.9×	111	5.7k
Arnold Lentnek United States	17	323 0.4×	1.9k 2.6×	603 0.9×	235 0.4×	357 0.6×	36	3.3k
Akiko Nakamura Japan	29	767 0.9×	370 0.5×	592 0.9×	120 0.2×	92 0.2×	141	3.0k
F. Sörgel Germany	29	303 0.4×	646 0.9×	177 0.3×	571 0.9×	1.3k 2.1×	99	2.6k
Marı́a Pérez-Vázquez Spain	33	551 0.7×	1.3k 1.8×	125 0.2×	1.8k 2.7×	425 0.7×	99	3.4k
Jessica Y. L. Ching Hong Kong	26	983 1.2×	413 0.6×	781 1.1×	121 0.2×	91 0.2×	70	2.9k
Anna King United Kingdom	37	653 0.8×	621 0.9×	162 0.2×	1.1k 1.6×	914 1.6×	103	3.1k
Andrew Y. Koh United States	28	2.2k 2.7×	582 0.8×	162 0.2×	229 0.3×	103 0.2×	70	3.7k

Countries citing papers authored by A. Morris

Since Specialization

Citations

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

Fields of papers citing papers by A. Morris

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of A. Morris

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

1.

Siau, Keith, Andrew D. Hopper, James Catton, et al.. (2025). Career intentions of the UK endoscopy workforce: results from the 2023 UK-wide pan-workforce survey. Frontline Gastroenterology. 17(1). 45–57.

2.

Sharp, Linda, Liya Lu, Nigel Trudgill, et al.. (2024). Diagnostic yield from symptomatic lower gastrointestinal endoscopy in the UK: A British Society of Gastroenterology analysis using data from the National Endoscopy Database. Alimentary Pharmacology & Therapeutics. 59(12). 1589–1603. 5 indexed citations

3.

Rugg-Gunn, A J, et al.. (2023). Comments on recent community water fluoridation studies. BDJ. 235(8). 639–641. 1 indexed citations

4.

Oakland, Kathryn, Georgina Chadwick, James E. East, et al.. (2019). Diagnosis and management of acute lower gastrointestinal bleeding: guidelines from the British Society of Gastroenterology. Gut. 68(5). 776–789. 163 indexed citations

5.

Smith, L, A. Morris, & Adrian J. Stanley. (2013). The use of hemospray in portal hypertensive bleeding; a case series. Journal of Hepatology. 60(2). 457–460. 40 indexed citations

6.

Morris, A., et al.. (2012). OC-011 Endoscopic therapy in barrett's oesophagus (be) with HGD (high grade dysplasia) and early malignancy; a prospective, single centre experience. Gut. 61(Suppl 2). A5.1–A5. 3 indexed citations

7.

Dalton, Harry R., O. Blatchford, Craig Mowat, et al.. (2011). Is the Glasgow Blatchford Score useful in the risk assessment of patients presenting with variceal haemorrhage?. Gut. 60(Suppl 1). A45–A45. 1 indexed citations

8.

Rajoriya, Neil, Ewan Forrest, Joanne Gray, et al.. (2010). Long-term follow-up of endoscopic Histoacryl glue injection for the management of gastric variceal bleeding. QJM. 104(1). 41–47. 36 indexed citations

9.

Sidhu, Reena, David S. Sanders, A. Morris, & M E McAlindon. (2007). Guidelines on small bowel enteroscopy and capsule endoscopy in adults. Gut. 57(1). 125–136. 170 indexed citations

10.

Gaya, Daniel R., T.D.B. Lyon, Andrew Duncan, et al.. (2005). Faecal calprotectin in the assessment of Crohn's disease activity. QJM. 98(6). 435–441. 62 indexed citations

11.

Morris, A., et al.. (2002). A Dental Risk Management Protocol for Electroconvulsive Therapy. Journal of Ect. 18(2). 84–89. 8 indexed citations

12.

MacSween, R. N. M., et al.. (1999). Comparison of assays for N-amino terminal propeptide of type III procollagen in chronic hepatitis C by using receiver operating characteristic analysis. European Journal of Gastroenterology & Hepatology. 11(8). 827–832. 16 indexed citations

13.

Good, Thomas A., S. Cameron, Douglas Thorburn, et al.. (1998). Viral kinetics can predict early response to alpha‐interferon in chronic hepatitis C. Liver International. 18(3). 191–195. 10 indexed citations

14.

O’Mahony, Siobhain M., et al.. (1996). Push enteroscopy in the investigation of small-intestinal disease. QJM. 89(9). 685–990. 30 indexed citations

15.

Morris, A., Linda Murray, R D Sturrock, et al.. (1994). Short report: the effect of misoprostol on the anaemia of NSAID enteropathy. Alimentary Pharmacology & Therapeutics. 8(3). 343–346. 38 indexed citations

16.

Morris, A., et al.. (1992). Small bowel enteroscopy in undiagnosed gastrointestinal blood loss.. Gut. 33(7). 887–889. 135 indexed citations

17.

Morris, A., et al.. (1991). Increased intestinal permeability in ankylosing spondylitis--primary lesion or drug effect?. Gut. 32(12). 1470–1472. 31 indexed citations

18.

Lang, S. D. R., et al.. (1988). Prophylaxis in appendicectomy with cefoxitin or ceftriaxone.. PubMed. 101(858). 781–3. 9 indexed citations

19.

Mead, Graham M., et al.. (1977). Uses of barium meal examination in dyspeptic patients under 50.. BMJ. 1(6074). 1460–1461. 31 indexed citations

20.

Morris, A., et al.. (1968). Interaction of globin and heme during hemoglobin biosynthesis. Archives of Biochemistry and Biophysics. 125(2). 468–479. 7 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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