This map shows the geographic impact of Karl D. Nolph'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 Karl D. Nolph with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Karl D. Nolph more than expected).
This network shows the impact of papers produced by Karl D. Nolph. 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 Karl D. Nolph. The network helps show where Karl D. Nolph may publish in the future.
Co-authorship network of co-authors of Karl D. Nolph
This figure shows the co-authorship network connecting the top 25 collaborators of Karl D. Nolph.
A scholar is included among the top collaborators of Karl D. Nolph 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 Karl D. Nolph. Karl D. Nolph is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
All Works
20 of 20 papers shown
1.
Khanna, Ramesh, et al.. (2006). Peritoneal dialysis or hemodialysis? A dilemma for the nephrologist.. PubMed. 22. 180–5.19 indexed citations
Twardowski, Zbylut J., Karl D. Nolph, & Ramesh Khanna. (1990). Peritoneal dialysis : new concepts and applications. Churchill Livingstone eBooks.15 indexed citations
10.
Novak, Joel W., et al.. (1989). Continuous ambulatory peritoneal dialysis in the USA : final report of the National CAPD Registry 1981-1988. Kluwer Academic Publishers eBooks.27 indexed citations
Gahl, Gerhard M., Michael Kessel, & Karl D. Nolph. (1981). Advances in peritoneal dialysis : proceedings of the Second International Symposium on Peritoneal Dialysis : Berlin (-West), June 16-19, 1981. Elsevier eBooks.3 indexed citations
Moncrief, Jack W., Karl D. Nolph, Jack Rubin, & Robert P. Popovich. (1978). Additional experience with continuous ambulatory peritoneal dialysis (CAPD).. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 24. 476–83.36 indexed citations
16.
Nolph, Karl D., et al.. (1978). Antibodies to nuclear antigens in patients with renal failure.. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 91(4). 559–67.9 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.