This map shows the geographic impact of W K Nichols'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 W K Nichols with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites W K Nichols more than expected).
This network shows the impact of papers produced by W K Nichols. 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 W K Nichols. The network helps show where W K Nichols may publish in the future.
Co-authorship network of co-authors of W K Nichols
This figure shows the co-authorship network connecting the top 25 collaborators of W K Nichols.
A scholar is included among the top collaborators of W K Nichols 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 W K Nichols. W K Nichols is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Twardowski, Zbylut J., W K Nichols, Karl D. Nolph, & Ramesh Khanna. (1992). Swan neck presternal ("bath tub") catheter for peritoneal dialysis.. PubMed. 8. 316–24.21 indexed citations
5.
Cikrit, Dolores F., Mary Alice Helikson, W K Nichols, & Donald Silver. (1991). Complete external iliac artery disruption after percutaneous aortic valvuloplasty in two young children: successful repair with hypogastric artery transposition.. PubMed. 109(5). 623–6.7 indexed citations
6.
Twardowski, Z J, Barbara F. Prowant, Ramesh Khanna, W K Nichols, & Karl D. Nolph. (1991). Long-term experience with Swan Neck Missouri catheters.. PubMed. 36(3). M491–4.13 indexed citations
7.
Nichols, W K, et al.. (1990). Total parathyroidectomy and autotransplantation in hyperplasia of the parathyroid gland.. PubMed. 171(4). 288–90.3 indexed citations
Nichols, W K, et al.. (1982). Vascular trauma in a rural population.. PubMed. 91(6). 723–7.12 indexed citations
12.
Barker, Emma, et al.. (1975). Effect of suture materials on healing skin wounds.. PubMed. 140(1). 7–12.45 indexed citations
13.
Winkle, Walton Van, et al.. (1975). Effect of suture materials on healing wounds of the stomach and colon.. PubMed. 140(5). 701–7.48 indexed citations
14.
Barker, Emma, et al.. (1975). The effect of suture materials on healing wounds of the bladder.. PubMed. 140(6). 933–7.46 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.