Martin Friedrich

76 papers and 1.1k indexed citations i.

About

Martin Friedrich is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Martin Friedrich has authored 76 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Surgery, 22 papers in Pulmonary and Respiratory Medicine and 16 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Martin Friedrich’s work include Bladder and Urothelial Cancer Treatments (13 papers), Aortic Disease and Treatment Approaches (7 papers) and Urinary and Genital Oncology Studies (7 papers). Martin Friedrich is often cited by papers focused on Bladder and Urothelial Cancer Treatments (13 papers), Aortic Disease and Treatment Approaches (7 papers) and Urinary and Genital Oncology Studies (7 papers). Martin Friedrich collaborates with scholars based in Germany, United States and United Kingdom. Martin Friedrich's co-authors include Eduardo Solsona, S. Krege, J. Alfred Witjes, Per‐Uno Malmström, Savino M. Di Stasi, David Crawford, Richard Sylvester, Erkki Rintala, Hartwig Huland and Alexander Haese and has published in prestigious journals such as Spine, The Journal of Urology and European Urology.

In The Last Decade

Co-authorship network of co-authors of Martin Friedrich i

Fields of papers citing papers by Martin Friedrich

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Martin Friedrich

Since Specialization
Citations

This map shows the geographic impact of Martin 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 Martin Friedrich with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Martin 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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2025