This map shows the geographic impact of R Kachel'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 R Kachel with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites R Kachel more than expected).
This network shows the impact of papers produced by R Kachel. 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 R Kachel. The network helps show where R Kachel may publish in the future.
Co-authorship network of co-authors of R Kachel
This figure shows the co-authorship network connecting the top 25 collaborators of R Kachel.
A scholar is included among the top collaborators of R Kachel 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 R Kachel. R Kachel is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Kachel, R & S Basche. (1996). [Quality criteria in using percutaneous transluminal angioplasty of supra-aortic arteries].. PubMed. 121(12). 1076–84.5 indexed citations
8.
Kachel, R. (1994). PTA of carotid, vertebral, and subclavian artery stenoses. An alternative to vascular surgery?. PubMed. 13(1). 48–51.14 indexed citations
9.
Kachel, R. (1993). [Percutaneous transluminal angioplasty of the carotid artery].. PubMed. 105(7). 187–93.1 indexed citations
10.
Kachel, R, Ullrich Jahn, Raphael Schiffmann, & S Basche. (1992). [Complications in cerebral angiography. A study of 6698 cerebral angiographies].. PubMed. 95(1-2). 97–105.3 indexed citations
Kachel, R, et al.. (1986). [Percutaneous transluminal dilatation (PTD) of descending stenoses of the vertebral artery].. PubMed. 111(12). 709–16.2 indexed citations
19.
Kachel, R, et al.. (1985). [Value of cerebral angiography in the diagnosis of traumatic lesions of large intracranial vessels].. PubMed. 110(7). 430–9.2 indexed citations
20.
Kachel, R, et al.. (1980). [Complications following cerebral angiography. Report on 4181 cerebral angiographies].. PubMed. 105(8). 504–12.2 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.