Tony Tham

6.8k total citations · 2 hit papers
83 papers, 3.3k citations indexed

About

Tony Tham is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Oncology. According to data from OpenAlex, Tony Tham has authored 83 papers receiving a total of 3.3k indexed citations (citations by other indexed papers that have themselves been cited), including 55 papers in Surgery, 39 papers in Pulmonary and Respiratory Medicine and 18 papers in Oncology. Recurrent topics in Tony Tham's work include Gallbladder and Bile Duct Disorders (30 papers), Esophageal and GI Pathology (21 papers) and Pediatric Hepatobiliary Diseases and Treatments (19 papers). Tony Tham is often cited by papers focused on Gallbladder and Bile Duct Disorders (30 papers), Esophageal and GI Pathology (21 papers) and Pediatric Hepatobiliary Diseases and Treatments (19 papers). Tony Tham collaborates with scholars based in United Kingdom, United States and Italy. Tony Tham's co-authors include Jo Vandervoort, David R. Lichtenstein, Jacques Van Dam, Richard C.K. Wong, R. G. P. Watson, David L. Carr‐Locke, Henry Montes, Roy Soetikno, A Murdock and F. Ruymann and has published in prestigious journals such as Gastroenterology, Gut and Cochrane Database of Systematic Reviews.

In The Last Decade

Tony Tham

80 papers receiving 3.1k citations

Hit Papers

Papillary cannulation and sphincterotomy techniques at ER... 2016 2026 2019 2022 2016 2021 100 200 300
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. Papillary cannulation and sphincterotomy techniques at ERCP: European Society of Gastrointestinal Endoscopy (ESGE) Clinical Guideline
    2016 358 citations Marianna Arvanitakis, Tony Tham et al. Endoscopy profile →
  2. Ivermectin for Prevention and Treatment of COVID-19 Infection: A Systematic Review, Meta-analysis, and Trial Sequential Analysis to Inform Clinical Guidelines
    2021 143 citations Andrew Bryant, Theresa A Lawrie et al. American Journal of Therapeutics profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Tony Tham United Kingdom 28 2.3k 1.7k 1.1k 630 189 83 3.3k
Leopoldo Sarli Italy 29 1.8k 0.8× 1.2k 0.7× 1.2k 1.2× 187 0.3× 258 1.4× 208 3.1k
Deborah A. Fisher United States 32 2.3k 1.0× 1.8k 1.0× 1.9k 1.8× 1.1k 1.8× 65 0.3× 133 4.6k
Siwan Thomas‐Gibson United Kingdom 33 1.7k 0.8× 1.6k 0.9× 2.1k 1.9× 397 0.6× 58 0.3× 171 3.5k
Colin Rees United Kingdom 30 1.1k 0.5× 1.6k 0.9× 2.2k 2.1× 170 0.3× 39 0.2× 171 3.6k
Paula D. Strassle United States 28 943 0.4× 479 0.3× 427 0.4× 156 0.2× 153 0.8× 182 2.4k
Roland Valori United Kingdom 31 1.4k 0.6× 1.7k 1.0× 2.0k 1.9× 321 0.5× 31 0.2× 115 3.1k
Vishal G. Shelat Singapore 29 1.7k 0.7× 982 0.6× 850 0.8× 141 0.2× 390 2.1× 189 2.8k
Ashutosh Tamhane United States 27 1.5k 0.7× 807 0.5× 1.5k 1.4× 178 0.3× 132 0.7× 84 2.9k
Ulrich Ronellenfitsch Germany 24 1.0k 0.5× 1.1k 0.7× 353 0.3× 627 1.0× 71 0.4× 126 2.0k
Christopher McGowan United States 13 1.3k 0.6× 341 0.2× 504 0.5× 427 0.7× 201 1.1× 41 2.3k

Countries citing papers authored by Tony Tham

Since Specialization
Citations

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

Fields of papers citing papers by Tony Tham

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tony Tham

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

All Works

20 of 20 papers shown
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Τriantafyllou, Κonstantinos, Reena Sidhu, Tony Tham, et al.. (2024). Sedation practices in Gastrointestinal Endoscopy: European Society of Gastrointestinal Endoscopy (ESGE) survey. Endoscopy. 56(12). 964–974. 2 indexed citations
3.
Badaoui, Abdenor, Sara Campos, Pietro Fusaroli, et al.. (2023). Curriculum for diagnostic endoscopic ultrasound training in Europe: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement. Endoscopy. 56(3). 222–240. 10 indexed citations
4.
Tate, David J., J. Anderson, Pradeep Bhandari, et al.. (2023). Curriculum for training in endoscopic mucosal resection in the colon: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement. Endoscopy. 55(7). 645–679. 7 indexed citations
5.
Bryant, Andrew, Theresa A Lawrie, Therese Dowswell, et al.. (2021). Ivermectin for Prevention and Treatment of COVID-19 Infection: A Systematic Review, Meta-analysis, and Trial Sequential Analysis to Inform Clinical Guidelines. American Journal of Therapeutics. 28(4). e434–e460. 143 indexed citations breakdown →
6.
Τriantafyllou, Κonstantinos, Paraskevas Gkolfakis, Ian M. Gralnek, et al.. (2021). Diagnosis and management of acute lower gastrointestinal bleeding: European Society of Gastrointestinal Endoscopy (ESGE) Guideline. Endoscopy. 53(8). 850–868. 86 indexed citations
7.
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
8.
Tharian, Benjamin, et al.. (2011). Natural history of unexplained biliary dilation. Gut. 60(Suppl 1). A32.1–A32. 1 indexed citations
9.
Valliani, Talal, et al.. (2010). Out of programme experience and training: going away to bring something back. Frontline Gastroenterology. 2(1). 43–44. 2 indexed citations
10.
Caddy, Grant R. & Tony Tham. (2006). Symptoms, diagnosis and endoscopic management of common bile duct stones. Best Practice & Research Clinical Gastroenterology. 20(6). 1085–1101. 80 indexed citations
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Tham, Tony, Jo Vandervoort, Richard C.K. Wong, et al.. (2003). Safety of ERCP during pregnancy. The American Journal of Gastroenterology. 98(2). 308–311. 78 indexed citations
13.
Murdock, A, et al.. (2002). Why do patients not keep their appointments? Prospective study in a gastroenterology outpatient clinic. Journal of the Royal Society of Medicine. 95(6). 284–286. 134 indexed citations
14.
15.
Tham, Tony, et al.. (2001). Percutaneous endoscopic gastrostomies: attitudes of general practitioners and how management may be improved.. PubMed. 51(463). 128–9. 16 indexed citations
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Tham, Tony, David L. Carr‐Locke, Jo Vandervoort, et al.. (1998). Management of occluded biliary Wallstents. Gut. 42(5). 703–707. 69 indexed citations
18.
Tham, Tony, et al.. (1997). Therapeutic ERCP in outpatients. Gastrointestinal Endoscopy. 45(3). 225–230. 27 indexed citations
19.
Tham, Tony, et al.. (1996). Randomised controlled trial of ranitidine versus omeprazole in combination with antibiotics for eradication of Helicobacter pylori.. Research Portal (Queen's University Belfast). 65(2). 131–6. 11 indexed citations
20.
Vandervoort, Jo, et al.. (1996). Self-expanding metal stent for obstructing adenocarcinoma of the sigmoid. Gastrointestinal Endoscopy. 44(6). 739–741. 8 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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