J. R. Siewert

2.6k total citations · 1 hit paper
31 papers, 1.9k citations indexed

About

J. R. Siewert is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Gastroenterology. According to data from OpenAlex, J. R. Siewert has authored 31 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 23 papers in Surgery, 16 papers in Pulmonary and Respiratory Medicine and 10 papers in Gastroenterology. Recurrent topics in J. R. Siewert's work include Esophageal Cancer Research and Treatment (14 papers), Gastric Cancer Management and Outcomes (14 papers) and Esophageal and GI Pathology (11 papers). J. R. Siewert is often cited by papers focused on Esophageal Cancer Research and Treatment (14 papers), Gastric Cancer Management and Outcomes (14 papers) and Esophageal and GI Pathology (11 papers). J. R. Siewert collaborates with scholars based in Germany, United States and Switzerland. J. R. Siewert's co-authors include H. J. Stein, U. Fink, Holger Bartels, Marcus Feith, Hubertus Feußner, Elfriede Bollschweiler, H. Nekarda, Katja Ott, Florian Lordick and Arnulf H. Hoelscher and has published in prestigious journals such as Journal of Clinical Oncology, Cancer and Annals of Surgery.

In The Last Decade

J. R. Siewert

28 papers receiving 1.9k citations

Hit Papers

Neoadjuvant Chemotherapy Compared With Surgery Alone for ... 2010 2026 2015 2020 2010 100 200 300 400 500
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. Neoadjuvant Chemotherapy Compared With Surgery Alone for Locally Advanced Cancer of the Stomach and Cardia: European Organisation for Research and Treatment of Cancer Randomized Trial 40954
    2010 507 citations Florian Lordick, Katja Ott et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
J. R. Siewert Germany 17 1.3k 1.3k 530 338 206 31 1.9k
J. D. Roder Germany 20 873 0.7× 1.1k 0.8× 327 0.6× 352 1.0× 204 1.0× 52 1.6k
Shoichi Kinugasa Japan 22 870 0.7× 853 0.7× 105 0.2× 348 1.0× 184 0.9× 40 1.5k
Sang‐Yong Son South Korea 24 759 0.6× 1.2k 0.9× 669 1.3× 374 1.1× 101 0.5× 71 1.6k
Mathieu Messager France 22 899 0.7× 974 0.8× 302 0.6× 244 0.7× 69 0.3× 40 1.3k
Jin Sik Min South Korea 24 922 0.7× 855 0.7× 363 0.7× 874 2.6× 164 0.8× 70 1.9k
Young Jae Mok South Korea 13 669 0.5× 1.4k 1.1× 723 1.4× 476 1.4× 90 0.4× 33 1.7k
Hironaga Satake Japan 18 372 0.3× 573 0.4× 108 0.2× 667 2.0× 156 0.8× 147 1.1k
K Miwa Japan 18 276 0.2× 426 0.3× 248 0.5× 285 0.8× 164 0.8× 44 866
K. Böttcher Germany 14 1.4k 1.0× 2.3k 1.8× 1.1k 2.0× 667 2.0× 75 0.4× 31 2.6k
Sohei Matsumoto Japan 21 606 0.5× 611 0.5× 93 0.2× 652 1.9× 148 0.7× 64 1.3k

Countries citing papers authored by J. R. Siewert

Since Specialization
Citations

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

Fields of papers citing papers by J. R. Siewert

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. R. Siewert. 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 J. R. Siewert. The network helps show where J. R. Siewert may publish in the future.

Co-authorship network of co-authors of J. R. Siewert

This figure shows the co-authorship network connecting the top 25 collaborators of J. R. Siewert. A scholar is included among the top collaborators of J. R. Siewert 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 J. R. Siewert. J. R. Siewert 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
1.
2.
Weiser, H. F., Fábio Pace, G. Lepsien, et al.. (2008). Gastroösophagealer Reflux - was ist physiologisch?. DMW - Deutsche Medizinische Wochenschrift. 107(10). 366–370.
3.
Müller‐Lissner, S., A. L. Blum, & J. R. Siewert. (2008). Die gastroösophageale Refluxkrankheit. DMW - Deutsche Medizinische Wochenschrift. 106(41). 1325–1328.
4.
Siewert, J. R., Marcus Feith, & H. J. Stein. (2005). Ösophagektomie als chirurgisches Therapieprinzip beim Plattenepithelkarzinom des Ösophagus. Der Chirurg. 76(11). 1033–1043. 16 indexed citations
5.
Kauer, W. K. H., H. J. Stein, Christian Möbius, & J. R. Siewert. (2004). Assessment of respiratory symptoms with dual pH monitoring in patients with gastro-oesophageal reflux disease. British journal of surgery. 91(7). 867–871. 9 indexed citations
6.
Siess, M., R. Bumm, M. Molls, C. Peschel, & J. R. Siewert. (2002). Qualitätsmanagement und Erfahrungen mit dem „Cancer Center“. DMW - Deutsche Medizinische Wochenschrift. 127(17). 896–900. 6 indexed citations
7.
8.
Bartels, H., H. J. Stein, & J. R. Siewert. (2000). Risk Analysis in Esophageal Surgery. Recent results in cancer research. 155. 89–96. 38 indexed citations
9.
Feußner, Hubertus, Maximilian Baumgartner, & J. R. Siewert. (2000). Erweiterte Diagnostische Laparoskopie (EDL). 32(5). 3 indexed citations
10.
Siewert, J. R.. (1999). Adenocarcinoma of the esophago-gastric junction. Gastric Cancer. 2(2). 87–88. 16 indexed citations
11.
Sendler, A., Norbert Avril, J. D. Roder, Markus Schwaiger, & J. R. Siewert. (1998). Kann die Dignität von Pankreastumoren durch die Positronen-Emissions-Tomographie (PET) sicher genug beurteilt werden?. PubMed. 115. 1485–1487. 2 indexed citations
12.
Nekarda, H., Manfred Schmitt, Mitchell Stark, et al.. (1998). Strong prognostic impact of tumor-associated urokinase-type plasminogen activator in completely resected adenocarcinoma of the esophagus.. PubMed. 4(7). 1755–63. 47 indexed citations
13.
Schneider, Paul M., Alan G. Casson, Bernard Levin, et al.. (1996). Mutations of p53 in barrett's esophagus and barrett's cancer: A prospective study of ninety-eight cases. Journal of Thoracic and Cardiovascular Surgery. 111(2). 323–333. 92 indexed citations
14.
Stein, H. J., Hubertus Feußner, & J. R. Siewert. (1996). Failure of antireflux surgery: causes and management strategies. The American Journal of Surgery. 171(1). 36–40. 129 indexed citations
15.
Siewert, J. R., H. J. Stein, & K. Böttcher. (1996). Lymphadenektomie bei Tumoren des oberen Gastrointestinaltrakts. Der Chirurg. 67(9). 877–888. 19 indexed citations
16.
Siewert, J. R., U. Fink, K. T. E. Beckurts, & J. D. Roder. (1994). Esophageal Cancer: Surgery of squamous cell carcinoma of the esophagus. Annals of Oncology. 5. S1–S7. 34 indexed citations
17.
Nekarda, H., Manfred Schmitt, Kurt Ulm, et al.. (1994). Prognostic impact of urokinase-type plasminogen activator and its inhibitor PAI-1 in completely resected gastric cancer.. PubMed. 54(11). 2900–7. 185 indexed citations
18.
Feußner, Hubertus, W. K. H. Kauer, & J. R. Siewert. (1993). The place of esophageal manometry in the diagnosis of dysphagia. Dysphagia. 8(2). 98–104. 6 indexed citations
19.
Feußner, Hubertus, Steven Walker, Elfriede Bollschweiler, J. R. Siewert, & András Petri. (1991). The modified AFP score: An attempt to make the results of anti-reflux surgery comparable. British journal of surgery. 78(8). 942–946. 30 indexed citations
20.
Siewert, J. R., et al.. (1990). Postoperative care and management following three kinds of operation for esophageal cancer. Surgery Today. 20(6). 645–649. 3 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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