E. Hager

6.3k total citations · 1 hit paper
11 papers, 4.6k citations indexed

About

E. Hager is a scholar working on Pulmonary and Respiratory Medicine, Oncology and Surgery. According to data from OpenAlex, E. Hager has authored 11 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 4 papers in Pulmonary and Respiratory Medicine, 4 papers in Oncology and 3 papers in Surgery. Recurrent topics in E. Hager's work include Radiopharmaceutical Chemistry and Applications (2 papers), Medical Imaging Techniques and Applications (2 papers) and Breast Cancer Treatment Studies (2 papers). E. Hager is often cited by papers focused on Radiopharmaceutical Chemistry and Applications (2 papers), Medical Imaging Techniques and Applications (2 papers) and Breast Cancer Treatment Studies (2 papers). E. Hager collaborates with scholars based in Austria, Germany and Italy. E. Hager's co-authors include Claus Rödel, Heinz Becker, Werner Hohenberger, Peter Martus, R. Raab, Christian Wittekind, Clemens F. Hess, Rolf Sauer, Torsten Liersch and Rainer Fietkau and has published in prestigious journals such as New England Journal of Medicine, International Journal of Radiation Oncology*Biology*Physics and Radiotherapy and Oncology.

In The Last Decade

E. Hager

11 papers receiving 4.5k citations

Hit Papers

Preoperative versus Postoperative Chemoradiotherapy for R... 2004 2026 2011 2018 2004 1000 2.0k 3.0k 4.0k
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. Preoperative versus Postoperative Chemoradiotherapy for Rectal Cancer
    2004 4.4k citations Rolf Sauer, Heinz Becker et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
E. Hager Austria 5 4.2k 3.2k 911 486 299 11 4.6k
Hans-Rudolf Raab Germany 16 3.2k 0.8× 2.0k 0.6× 906 1.0× 292 0.6× 123 0.4× 46 3.7k
Krzysztof Bujko Poland 31 3.9k 0.9× 3.2k 1.0× 1.1k 1.2× 393 0.8× 280 0.9× 100 4.5k
Rodrigo Oliva Perez Brazil 41 6.2k 1.5× 4.9k 1.5× 1.5k 1.6× 862 1.8× 127 0.4× 153 7.0k
Alexander Beny Israel 11 3.0k 0.7× 2.4k 0.7× 609 0.7× 227 0.5× 130 0.4× 17 3.1k
Hyo Seong Choi South Korea 32 3.2k 0.8× 2.4k 0.7× 1.0k 1.1× 280 0.6× 63 0.2× 83 3.8k
A. Daban France 12 2.6k 0.6× 2.1k 0.6× 573 0.6× 238 0.5× 167 0.6× 25 2.8k
Marc E. Delclos United States 35 2.5k 0.6× 2.0k 0.6× 1.4k 1.5× 311 0.6× 401 1.3× 84 3.5k
Samuel Y. Ngan Australia 30 1.8k 0.4× 1.9k 0.6× 1.2k 1.3× 380 0.8× 201 0.7× 88 2.8k
Jean-Claude Ollier France 6 2.5k 0.6× 2.9k 0.9× 1.4k 1.6× 243 0.5× 118 0.4× 9 3.6k
Wladimir Nadalin Brazil 14 2.4k 0.6× 2.0k 0.6× 553 0.6× 373 0.8× 72 0.2× 32 2.7k

Countries citing papers authored by E. Hager

Since Specialization
Citations

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

Fields of papers citing papers by E. Hager

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of E. Hager

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

All Works

11 of 11 papers shown
1.
Fastner, Gerd, Roland Reitsamer, Dawid Murawa, et al.. (2015). OC-0474: Hypofractionated WBI plus IOERT-boost in early stage breast cancer (HIOB): Updated results of a prospective trial. Radiotherapy and Oncology. 115. S233–S234. 4 indexed citations
2.
Fastner, Gerd, Roland Reitsamer, Peter Kopp, et al.. (2014). OC-0491: Hypofractionated WBI plus IOERT-boost in early stage breast cancer (HIOB): Updated results of a prospective trial. Radiotherapy and Oncology. 111. S191–S192. 1 indexed citations
3.
Fastner, Gerd, Felix Sedlmayer, Florian Merz, et al.. (2013). IORT with electrons as boost strategy during breast conserving therapy in limited stage breast cancer: Long term results of an ISIORT pooled analysis. Radiotherapy and Oncology. 108(2). 279–286. 68 indexed citations
4.
Sedlmayer, Felix, Gerd Fastner, Florian Merz, et al.. (2011). 312 oral RESULTS OF AN ISIORT POOLED ANALYSIS WITH LINAC-BASED IORT WITH ELECTRONS (IOERT) AS BOOST STRATEGY DURING BREAST CONSERVING THERAPY IN LIMITED STAGE BREAST CANCER. Radiotherapy and Oncology. 99. S124–S124. 3 indexed citations
5.
Sedlmayer, Felix, Gerd Fastner, Florian Merz, et al.. (2007). IORT with Electrons as Boost Strategy during Breast Conserving Therapy in Limited Stage Breast Cancer: Results of an ISIORT Pooled Analysis. Strahlentherapie und Onkologie. 183(S2). 32–34. 36 indexed citations
6.
Fietkau, Rainer, Claus Rödel, Werner Hohenberger, et al.. (2006). Rectal cancer delivery of radiotherapy in adequate time and with adequate dose is influenced by treatment center, treatment schedule, and gender and is prognostic parameter for local control: Results of study CAO/ARO/AIO-94. International Journal of Radiation Oncology*Biology*Physics. 67(4). 1008–1019. 54 indexed citations
7.
Hager, E., et al.. (2006). Hyperthermie in der Onkologie: Eine viel versprechende neue Methode?. 38(3). 100–106. 4 indexed citations
8.
9.
10.
Sauer, Rolf, Heinz Becker, Werner Hohenberger, et al.. (2004). Preoperative versus Postoperative Chemoradiotherapy for Rectal Cancer. New England Journal of Medicine. 351(17). 1731–1740. 4391 indexed citations breakdown →
11.
Merrick, Hollis W., E. Hager, & Ralph R. Dobelbower. (2003). Intraoperative radiation therapy for breast cancer. Surgical Oncology Clinics of North America. 12(4). 1065–1078. 25 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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