Klaus Friedrich

75 papers and 1.8k indexed citations
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About

Klaus Friedrich is a scholar working on Surgery, Radiology, Nuclear Medicine and Imaging and Rheumatology. According to data from OpenAlex, Klaus Friedrich has authored 75 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 22 papers in Surgery, 19 papers in Radiology, Nuclear Medicine and Imaging and 17 papers in Rheumatology. Recurrent topics in Klaus Friedrich’s work include Spine and Intervertebral Disc Pathology (12 papers), Osteoarthritis Treatment and Mechanisms (10 papers) and Musculoskeletal pain and rehabilitation (10 papers). Klaus Friedrich is often cited by papers focused on Spine and Intervertebral Disc Pathology (12 papers), Osteoarthritis Treatment and Mechanisms (10 papers) and Musculoskeletal pain and rehabilitation (10 papers). Klaus Friedrich collaborates with scholars based in Austria, Germany and Switzerland. Klaus Friedrich's co-authors include I. Kawrakow, Matthias Fippel, Siegfried Trattnig, Anthony Warnes, Sandra Torres, Leonie Kellaher, Michael Weber, Goetz H. Welsch, Tallal C. Mamisch and Martin Arendasy and has published in prestigious journals such as Radiology, Spine and American Journal of Roentgenology.

In The Last Decade

Co-authorship network of co-authors of Klaus Friedrich

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

Fields of papers citing papers by Klaus Friedrich

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Klaus Friedrich

Since Specialization
Citations

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

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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2026