Thomas L. Bollen

9.3k total citations · 1 hit paper
31 papers, 5.8k citations indexed

About

Thomas L. Bollen is a scholar working on Surgery, Oncology and Emergency Medicine. According to data from OpenAlex, Thomas L. Bollen has authored 31 papers receiving a total of 5.8k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Surgery, 22 papers in Oncology and 11 papers in Emergency Medicine. Recurrent topics in Thomas L. Bollen's work include Pancreatitis Pathology and Treatment (22 papers), Pancreatic and Hepatic Oncology Research (19 papers) and Appendicitis Diagnosis and Management (11 papers). Thomas L. Bollen is often cited by papers focused on Pancreatitis Pathology and Treatment (22 papers), Pancreatic and Hepatic Oncology Research (19 papers) and Appendicitis Diagnosis and Management (11 papers). Thomas L. Bollen collaborates with scholars based in Netherlands, United States and Germany. Thomas L. Bollen's co-authors include Peter A. Banks, Hein G. Gooszen, Santhi Swaroop Vege, Michael G. Sarr, Gregory G. Tsiotos, Christos Dervenis, Colin Johnson, Vikesh K. Singh, Koenraad J. Mortelé and Rie Maurer and has published in prestigious journals such as SHILAP Revista de lepidopterología, Gastroenterology and Gut.

In The Last Decade

Thomas L. Bollen

31 papers receiving 5.7k 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.

Classification of acute pancreatitis—2012: revision of the Atlanta classification and definitions by international consensus

2012 4.4k citations Peter A. Banks, Thomas L. Bollen et al. Gut profile →

Peers

Thomas L. Bollen

SURGE

ONCOL

PRM

EPIDE

Gregory G. Tsiotos United States

John H.C. Ranson United States

Edward L. Bradley United States

Thomas L. Bollen Netherlands

Chris E. Forsmark United States

Adam Slivka United States

Rajesh Gupta India

Olaf J. Bakker Netherlands

Stéphane Benoist France

Anthony M. Vernava United States

Gregory G. Tsiotos United States

Thomas L. Bollen

5.9k ×1.1

SURGE

3.8k ×1.0

ONCOL

1.5k ×1.2

PRM

702 ×0.9

837 ×1.3

EPIDE

Citations per year, relative to Thomas L. Bollen Thomas L. Bollen (= 1×) peers Gregory G. Tsiotos

Countries citing papers authored by Thomas L. Bollen

Since Specialization

Citations

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

Fields of papers citing papers by Thomas L. Bollen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Thomas L. Bollen. 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 Thomas L. Bollen. The network helps show where Thomas L. Bollen may publish in the future.

Co-authorship network of co-authors of Thomas L. Bollen

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

Groen, Jesse V., Hester C. Timmerhuis, Marc G. Besselink, et al.. (2023). Therapeutic anticoagulation for splanchnic vein thrombosis in acute pancreatitis: A national survey and case-vignette study. World Journal of Gastroenterology. 29(21). 3328–3340. 4 indexed citations

Sternby, Hanna, Nicolas Linder, Robert C. Verdonk, et al.. (2019). Mean muscle attenuation correlates with severe acute pancreatitis unlike visceral adipose tissue and subcutaneous adipose tissue. United European Gastroenterology Journal. 7(10). 1312–1320. 31 indexed citations

Bollen, Thomas L. & Frank J. Wessels. (2018). Radiological Workup of Cystic Neoplasms of the Pancreas. Visceral Medicine. 34(3). 182–190. 17 indexed citations

Bollen, Thomas L., et al.. (2018). Primary intra-articular epithelioid sarcoma of the knee: Unusual presentation of a rare entity. Journal of Orthopaedics. 15(3). 826–828. 1 indexed citations

Jin, David X., Julia McNabb‐Baltar, Shadeah Suleiman, et al.. (2017). Early Abdominal Imaging Remains Over-Utilized in Acute Pancreatitis. Digestive Diseases and Sciences. 62(10). 2894–2899. 11 indexed citations

Sternby, Hanna, Robert C. Verdonk, Povilas Ignatavičius, et al.. (2016). Significant inter-observer variation in the diagnosis of extrapancreatic necrosis and type of pancreatic collections in acute pancreatitis – An international multicenter evaluation of the revised Atlanta classification. Pancreatology. 16(5). 791–797. 20 indexed citations

Munster, Sanne N. van, et al.. (2016). Magnetic resonance enterography findings of a gastrocolic fistula in Crohn’s disease. Quantitative Imaging in Medicine and Surgery. 6(4). 482–485. 1 indexed citations

Bollen, Thomas L.. (2015). Acute pancreatitis: international classification and nomenclature. Clinical Radiology. 71(2). 121–133. 51 indexed citations

Bollen, Thomas L.. (2012). Imaging of Acute Pancreatitis: Update of the Revised Atlanta Classification. Radiologic Clinics of North America. 50(3). 429–445. 55 indexed citations

10.

Kornmann, Verena N. N., et al.. (2012). Systematic review on the value of CT scanning in the diagnosis of anastomotic leakage after colorectal surgery. International Journal of Colorectal Disease. 28(4). 437–445. 44 indexed citations

11.

Banks, Peter A., Thomas L. Bollen, Christos Dervenis, et al.. (2012). Classification of acute pancreatitis—2012: revision of the Atlanta classification and definitions by international consensus. Gut. 62(1). 102–111. 4371 indexed citations breakdown →

12.

Singh, Vikesh K., Thomas L. Bollen, Bechien U. Wu, et al.. (2011). An Assessment of the Severity of Interstitial Pancreatitis. Clinical Gastroenterology and Hepatology. 9(12). 1098–1103. 144 indexed citations

13.

Bollen, Thomas L., Vikesh K. Singh, Rie Maurer, et al.. (2011). A Comparative Evaluation of Radiologic and Clinical Scoring Systems in the Early Prediction of Severity in Acute Pancreatitis. The American Journal of Gastroenterology. 107(4). 612–619. 219 indexed citations

14.

Bollen, Thomas L., Vikesh K. Singh, Rie Maurer, et al.. (2011). Comparative Evaluation of the Modified CT Severity Index and CT Severity Index in Assessing Severity of Acute Pancreatitis. American Journal of Roentgenology. 197(2). 386–392. 98 indexed citations

15.

Santvoort, Hjalmar van, Olaf J. Bakker, Marc G. Besselink, et al.. (2010). Prediction of common bile duct stones in the earliest stages of acute biliary pancreatitis. Endoscopy. 43(1). 8–13. 30 indexed citations

16.

Es, Hendrik W. van, Thomas L. Bollen, & Hans P. M. van Heesewijk. (2010). MRI of the brachial plexus: A pictorial review. European Journal of Radiology. 74(2). 391–402. 54 indexed citations

17.

Wu, Bechien U., Darwin L. Conwell, Vikesh K. Singh, et al.. (2010). Early Hemoconcentration Is Associated With Pancreatic Necrosis Only Among Transferred Patients. Pancreas. 39(5). 572–576. 18 indexed citations

18.

Singh, Vikesh K., Bechien U. Wu, Thomas L. Bollen, et al.. (2009). A Prospective Evaluation of the Bedside Index for Severity in Acute Pancreatitis Score in Assessing Mortality and Intermediate Markers of Severity in Acute Pancreatitis. The American Journal of Gastroenterology. 104(4). 966–971. 208 indexed citations

19.

Singh, Vikesh K., Bechien U. Wu, Thomas L. Bollen, et al.. (2009). Early Systemic Inflammatory Response Syndrome Is Associated With Severe Acute Pancreatitis. Clinical Gastroenterology and Hepatology. 7(11). 1247–1251. 202 indexed citations

20.

Santvoort, Hjalmar C. van, Thomas L. Bollen, Marc G. Besselink, et al.. (2008). Describing Peripancreatic Collections in Severe Acute Pancreatitis Using Morphologic Terms: An International Interobserver Agreement Study. Pancreatology. 8(6). 593–599. 26 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