Robert F. Ryan

2.7k total citations · 1 hit paper
80 papers, 2.1k citations indexed

About

Robert F. Ryan is a scholar working on Surgery, Oncology and Epidemiology. According to data from OpenAlex, Robert F. Ryan has authored 80 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Surgery, 17 papers in Oncology and 12 papers in Epidemiology. Recurrent topics in Robert F. Ryan's work include Cutaneous Melanoma Detection and Management (10 papers), Nonmelanoma Skin Cancer Studies (8 papers) and Insect Pest Control Strategies (5 papers). Robert F. Ryan is often cited by papers focused on Cutaneous Melanoma Detection and Management (10 papers), Nonmelanoma Skin Cancer Studies (8 papers) and Insect Pest Control Strategies (5 papers). Robert F. Ryan collaborates with scholars based in United States, Malaysia and China. Robert F. Ryan's co-authors include Edward T. Krementz, Oscar Creech, Frank J. Rauscher, D. Schultz, William J. Fredericks, Prim B. Singh, Kasirajan Ayyanathan, Martin S. Litwin, G. W. Milton and Charles M. Balch and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Journal of Biological Chemistry and SHILAP Revista de lepidopterología.

In The Last Decade

Robert F. Ryan

78 papers receiving 1.8k citations

Hit Papers

Chemotherapy of Cancer 1958 2026 1980 2003 1958 200 400 600
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Chemotherapy of Cancer
    1958 659 citations Oscar Creech, Edward T. Krementz et al. Annals of Surgery profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Robert F. Ryan United States 21 856 657 407 341 257 80 2.1k
Jan Vincents Johannessen Norway 26 524 0.6× 429 0.7× 380 0.9× 272 0.8× 324 1.3× 93 2.0k
Seigler Hf United States 26 1.5k 1.7× 577 0.9× 428 1.1× 350 1.0× 504 2.0× 95 2.6k
Elizabeth L. Wiley United States 28 682 0.8× 820 1.2× 439 1.1× 372 1.1× 252 1.0× 93 2.4k
Stephan Ariyan United States 29 1.5k 1.7× 765 1.2× 1.2k 2.9× 318 0.9× 475 1.8× 116 3.2k
Edward T. Krementz United States 30 2.0k 2.4× 704 1.1× 412 1.0× 684 2.0× 681 2.6× 103 3.2k
Carlos Manivel United States 25 380 0.4× 464 0.7× 857 2.1× 479 1.4× 187 0.7× 53 2.0k
Fritz Lin United States 23 530 0.6× 511 0.8× 657 1.6× 517 1.5× 361 1.4× 51 1.9k
Yehuda Skornick Israel 21 525 0.6× 283 0.4× 605 1.5× 324 1.0× 213 0.8× 94 1.8k
Giovanni Ponti Italy 28 1.3k 1.6× 734 1.1× 353 0.9× 349 1.0× 505 2.0× 105 3.1k
George Crile United States 34 827 1.0× 357 0.5× 1.4k 3.3× 417 1.2× 527 2.1× 185 4.1k

Countries citing papers authored by Robert F. Ryan

Since Specialization
Citations

This map shows the geographic impact of Robert F. Ryan'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 Robert F. Ryan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Robert F. Ryan more than expected).

Fields of papers citing papers by Robert F. Ryan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert F. Ryan. 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 Robert F. Ryan. The network helps show where Robert F. Ryan may publish in the future.

Co-authorship network of co-authors of Robert F. Ryan

This figure shows the co-authorship network connecting the top 25 collaborators of Robert F. Ryan. A scholar is included among the top collaborators of Robert F. Ryan 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 Robert F. Ryan. Robert F. Ryan 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.
Ryan, Robert F.. (2017). Pope Francis, Theology of the Body, Ecology and Encounter. SHILAP Revista de lepidopterología. 6. 56–73.
2.
Ryan, Robert F., et al.. (2013). Overview of ethyl formate - 85 years as a fumigant. 41. 49. 3 indexed citations
3.
Ryan, Robert F., et al.. (2010). Phosphine generator trial using external air dilution. Federal Research Centre for Cultivated Plants (Julius Kühn-Institut). 430–430. 3 indexed citations
4.
Ryan, Robert F., et al.. (2001). TAFII 250 Phosphorylates Human Transcription Factor IIA on Serine Residues Important for TBP Binding and Transcription Activity. Journal of Biological Chemistry. 276(19). 15886–15892. 20 indexed citations
5.
Moore, Graham, et al.. (1997). Vase Life of Some Cut Flowers Following Fumigation with Phosphine. HortScience. 32(5). 900–902. 9 indexed citations
6.
Krementz, Edward T., et al.. (1994). Regional Chemotherapy for Melanoma A 35-Year Experience. Annals of Surgery. 220(4). 520–535. 53 indexed citations
7.
8.
9.
Hornsby, Peter J., Robert F. Ryan, & Charles Cheng. (1989). Replicative senescence and differentiated gene expression in cultured adrenocortical cells. Experimental Gerontology. 24(5-6). 539–558. 28 indexed citations
10.
Ryan, Robert F., Edward T. Krementz, & Martin S. Litwin. (1988). A role for topical 5‐fluorouracil therapy in melanoma. Journal of Surgical Oncology. 38(4). 250–256. 25 indexed citations
11.
Ryan, Robert F. & Malcolm W. Marks. (1988). Topical 5-Fluorouracil in Treatment of Carcinoma of Nasal Floor and Nasal Alae. Annals of Plastic Surgery. 20(1). 48–54. 3 indexed citations
12.
Browder, William, et al.. (1987). Previously Undescribed Treatment for Persistent Peritoneal-Perineal Fistula Following Proctectomy. Annals of Plastic Surgery. 19(6). 563–565. 5 indexed citations
13.
Ryan, Robert F., et al.. (1981). One-Stage Cervical Esophageal and Pharyngeal Reconstruction for a Fourth Primary Cancer. Plastic & Reconstructive Surgery. 67(2). 224–229. 3 indexed citations
14.
Harris, Robert H., et al.. (1980). Inhibition of dog platelet reactivity following 1-benzylimidazole administration.. PubMed. 6. 457–61. 3 indexed citations
15.
Ryan, Robert F., et al.. (1972). RAPID TRANSFER OF THORACOACROMIAL FLAPS TO THE FACE AND NECK. Plastic & Reconstructive Surgery. 50(5). 433–440. 2 indexed citations
16.
Litwin, Martin S., Robert F. Ryan, Richard J. Reed, & Edward T. Krementz. (1971). Topical chemotherapy of advanced cutaneous malignancy with 5‐fluorouracil creme. Journal of Surgical Oncology. 3(3). 351–365. 11 indexed citations
17.
Ryan, Robert F., et al.. (1970). THE USE OF 5-FLUOROURACIL CREAM TO DEFINE SUITABLE DONOR AREAS. Plastic & Reconstructive Surgery. 46(5). 433–436. 5 indexed citations
18.
Litwin, Martin S., Robert F. Ryan, Richard J. Reed, & Edward T. Krementz. (1969). Topical Chemotherapy of Cutaneous Malignancy of the Head and Neck. Southern Medical Journal. 62(5). 556–558. 13 indexed citations
19.
Ryan, Robert F., et al.. (1965). MALFORMATIONS OF THE EAR AS A CLUE TO UROGENITAL ANOMALIES. Plastic & Reconstructive Surgery. 35(3). 303–309. 11 indexed citations
20.
Ryan, Robert F., et al.. (1963). ANTERIOR FIXATION OF THE TONGUE A MODIFICATION OF THE DOUGLAS AND ROUTLEDGE TECHNIQUES. Plastic & Reconstructive Surgery. 32(3). 318–321. 6 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.

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