Helmut Messman

12 total papers · 571 total citations
4 papers, 262 citations indexed

About

Helmut Messman is a scholar working on Pulmonary and Respiratory Medicine, Surgery and Cancer Research. According to data from OpenAlex, Helmut Messman has authored 4 papers receiving a total of 262 indexed citations (citations by other indexed papers that have themselves been cited), including 3 papers in Pulmonary and Respiratory Medicine, 2 papers in Surgery and 1 paper in Cancer Research. Recurrent topics in Helmut Messman’s work include Gastric Cancer Management and Outcomes (2 papers), Photodynamic Therapy Research Studies (1 paper) and Esophageal Cancer Research and Treatment (1 paper). Helmut Messman is often cited by papers focused on Gastric Cancer Management and Outcomes (2 papers), Photodynamic Therapy Research Studies (1 paper) and Esophageal Cancer Research and Treatment (1 paper). Helmut Messman collaborates with scholars based in Germany, Portugal and United Kingdom. Helmut Messman's co-authors include Alanna Ebigbo, Miriam Kunz, Giulia Zerbini, Philipp Reicherts, A. J. MacRobert, J. C. M. Stewart, SG Bown, M Pauer, V R Sams and Andrés Cervantes and has published in prestigious journals such as British Journal of Cancer, Endoscopy and Digestive and Liver Disease.

Co-authorship network of co-authors of Helmut Messman

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

Helmut Messman

4 papers receiving 241 citations

Fields of papers citing papers by Helmut Messman

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Helmut Messman

Since Specialization
Citations

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