Peter Matzen

4.5k total citations · 1 hit paper
117 papers, 3.1k citations indexed

About

Peter Matzen is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Epidemiology. According to data from OpenAlex, Peter Matzen has authored 117 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 74 papers in Surgery, 39 papers in Pulmonary and Respiratory Medicine and 27 papers in Epidemiology. Recurrent topics in Peter Matzen's work include Gallbladder and Bile Duct Disorders (29 papers), Pancreatic and Hepatic Oncology Research (21 papers) and Pancreatitis Pathology and Treatment (21 papers). Peter Matzen is often cited by papers focused on Gallbladder and Bile Duct Disorders (29 papers), Pancreatic and Hepatic Oncology Research (21 papers) and Pancreatitis Pathology and Treatment (21 papers). Peter Matzen collaborates with scholars based in Denmark, Germany and Sweden. Peter Matzen's co-authors include Jens Rikardt Andersen, Michael Gamborg, Tine Jess, Pia Munkholm, Grith Lykke Sørensen, Aksel Kruse, Stine Maya Dreier Sørensen, M Rokkjaer, Svend Schulze and Jacob Rosenberg and has published in prestigious journals such as Gastroenterology, Hepatology and Gut.

In The Last Decade

Peter Matzen

110 papers receiving 3.0k 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.

Randomised trial of endoscopic endoprosthesis versus operative bypass in malignant obstructive jaundice.

1989 412 citations Jens Rikardt Andersen, Peter Matzen et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Peter Matzen Denmark	30	2.1k	1.3k	1.2k	716	510	117	3.1k
Lawrence B. Cohen United States	35	1.8k 0.9×	867 0.7×	939 0.8×	563 0.8×	261 0.5×	117	4.2k
Kenneth R. McQuaid United States	29	2.0k 1.0×	1.3k 1.0×	1.3k 1.1×	366 0.5×	236 0.5×	72	4.2k
Jean Perrault United States	34	2.5k 1.2×	524 0.4×	979 0.8×	1.3k 1.8×	887 1.7×	93	4.4k
M C Allison United Kingdom	27	1.0k 0.5×	805 0.6×	350 0.3×	515 0.7×	572 1.1×	63	2.9k
Annibale Donini Italy	29	2.0k 1.0×	733 0.6×	838 0.7×	417 0.6×	138 0.3×	136	3.2k
Steven J. Heitman Canada	30	1.4k 0.7×	1.4k 1.1×	1.8k 1.5×	641 0.9×	301 0.6×	120	3.6k
H. Graffner Sweden	26	1.8k 0.8×	335 0.3×	854 0.7×	457 0.6×	339 0.7×	74	2.9k
K R Palmer United Kingdom	29	1.8k 0.9×	561 0.4×	333 0.3×	442 0.6×	386 0.8×	52	2.7k
Saroj Kant Sinha India	30	1.9k 0.9×	593 0.5×	789 0.7×	358 0.5×	227 0.4×	206	2.7k
Dermot Burke United Kingdom	27	1.2k 0.6×	356 0.3×	795 0.7×	522 0.7×	565 1.1×	109	2.5k

Countries citing papers authored by Peter Matzen

Since Specialization

Citations

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

Fields of papers citing papers by Peter Matzen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Peter Matzen

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

Berthel, B., et al.. (2023). Influence of post-processing treatments on fatigue limit of notched additive manufactured Ti-6AL-4V determined by rapid thermographic methodology. International Journal of Fatigue. 179. 108034–108034. 4 indexed citations

Matzen, Peter, et al.. (2018). Delaying initiation of electroconvulsive treatment after administration of the anaesthetic agent and muscle relaxant reduces the necessity of re-stimulation. Nordic Journal of Psychiatry. 72(5). 341–346. 3 indexed citations

Bang, U., Peter Matzen, Thomas Benfield, & Jens‐Erik Beck Jensen. (2011). Oral Cholecalciferol versus Ultraviolet Radiation B: Effect on Vitamin D Metabolites in Patients with Chronic Pancreatitis and Fat Malabsorption — A Randomized Clinical Trial. Pancreatology. 11(4). 376–382. 13 indexed citations

Nøjgaard, Camilla, Peter Matzen, Flemming Bendtsen, et al.. (2010). Factors associated with long-term mortality in acute pancreatitis. Scandinavian Journal of Gastroenterology. 46(4). 495–502. 18 indexed citations

Muckadell, Ove B. Schaffalitzky de, Mads Hornum, Margarita Elkjær, et al.. (2008). Does glyceryl nitrate prevent post-ERCP pancreatitis?: A prospective randomized double-blind placebo-controlled multicenter trial. Scandinavian Journal of Gastroenterology. 43. 33–33.

Muckadell, Ove B. Schaffalitzky de, Mads Hornum, Margarita Elkjær, et al.. (2008). Does glyceryl nitrate prevent post-ERCP pancreatitis?. Scandinavian Journal of Gastroenterology. 43. 33–33. 1 indexed citations

Jess, Tine, Michael Gamborg, Peter Matzen, Pia Munkholm, & Grith Lykke Sørensen. (2005). Increased Risk of Intestinal Cancer in Crohn's Disease: A Meta-Analysis of Population-Based Cohort Studies. The American Journal of Gastroenterology. 100(12). 2724–2729. 417 indexed citations

Madácsy, L, et al.. (2002). Video Manometry of the Sphincter of Oddi: A New Aid for Interpreting Manometric Tracings and Excluding Manometric Artefacts. Endoscopy. 32(1). 20–26. 3 indexed citations

Wewer, Vibeke, et al.. (2001). Treatment of Helicobacter pylori in Children With Recurrent Abdominal Pain. Helicobacter. 6(3). 244–248. 30 indexed citations

10.

Malchow-Møller, A, Sven Grønvall, Jørgen Hilden, et al.. (1991). Ultrasound examination in jaundiced patients. Journal of Hepatology. 12(3). 321–326. 4 indexed citations

11.

Dowidar, Nabil, et al.. (1991). Clogging of Biliary Endoprostheses: A Morphologic and Bacteriologic Study. Scandinavian Journal of Gastroenterology. 26(11). 1137–1144. 60 indexed citations

12.

Krag, E, et al.. (1990). Endoscopically inserted biliary endoprosthesis in malignant obstructive jaundice A survey of the literature. Liver International. 10(6). 321–324. 32 indexed citations

13.

Bendtsen, Flemming, Lene Theil Skovgaard, Thorkild I. A. Sørensen, & Peter Matzen. (1990). Agreement Among Multiple Observers on Endoscopic Diagnosis of Esophageal Varices Before Bleeding. Hepatology. 11(3). 341–347. 81 indexed citations

14.

Bendtsen, Flemming, Niels Erik Ebbehøj, Jan Fallingborg, et al.. (1990). Duodenal ulcer healing on 2 g of sucralfate daily at bedtime compared to 1 g four times daily. Alimentary Pharmacology & Therapeutics. 4(1). 97–99.

15.

Brynskov, Jørn, V. Binder, P Riis, et al.. (1989). Low‐dose cyclosporin for Crohn's disease: implications for clinical trials. Alimentary Pharmacology & Therapeutics. 3(2). 135–142. 16 indexed citations

16.

Qvitzau, S, Peter Matzen, & Per Kongshøj Madsen. (1988). Treatment of Chronic Diarrhoea: Loperamide versus Ispaghula Husk and Calcium. Scandinavian Journal of Gastroenterology. 23(10). 1237–1240. 45 indexed citations

17.

Matzen, Peter, et al.. (1985). A Randomized Trial of Iohexol versus Amidotrizoate in Endoscopic Retrograde Pancreatography. Scandinavian Journal of Gastroenterology. 20(1). 83–86. 13 indexed citations

18.

Matzen, Peter, Jørgen Hilden, & Cynthia J. Thomsen. (1984). Does test quality influence the outcome of algorithmic classification of jaundiced patients. Scandinavian Journal of Clinical and Laboratory Investigation. 44. 35–40. 4 indexed citations

19.

Matzen, Peter, Jens Gammelgaard, Jørgen Hilden, et al.. (1983). Differential diagnosis of jaundice a statistical algorithm. Scandinavian Journal of Gastroenterology. 18(86). 51. 7 indexed citations

20.

Matzen, Peter & A Haubek. (1978). [Endoscopic retrograde cholangio-pancreatography (ERCP). Description of the introductory phase of a diagnostic method].. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 140(8). 404–7.

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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