Wilfried Kleis

2.6k total citations · 2 hit papers
18 papers, 2.1k citations indexed

About

Wilfried Kleis is a scholar working on Urology, Oral Surgery and Surgery. According to data from OpenAlex, Wilfried Kleis has authored 18 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Urology, 7 papers in Oral Surgery and 5 papers in Surgery. Recurrent topics in Wilfried Kleis's work include Periodontal Regeneration and Treatments (12 papers), Oral and gingival health research (5 papers) and Sexual function and dysfunction studies (4 papers). Wilfried Kleis is often cited by papers focused on Periodontal Regeneration and Treatments (12 papers), Oral and gingival health research (5 papers) and Sexual function and dysfunction studies (4 papers). Wilfried Kleis collaborates with scholars based in Germany and United States. Wilfried Kleis's co-authors include Gernot Weibrich, Walter Hitzler, Gerd Häfner, R. S. R. Buch, Wilfried Wagner, Torsten Hansen, Peer W. Kämmerer, Bilal Al‐Nawas, Sinsa Hartmann and Martin Kunkel and has published in prestigious journals such as Bone, Clinical Oral Implants Research and Journal of Oral and Maxillofacial Surgery.

In The Last Decade

Wilfried Kleis

18 papers receiving 2.0k citations

Hit Papers

Effect of platelet concentration in platelet-rich plasma ... 2002 2026 2010 2018 2004 2002 100 200 300 400
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. Effect of platelet concentration in platelet-rich plasma on peri-implant bone regeneration
    2004 493 citations Gernot Weibrich, Torsten Hansen et al. Bone profile →
  2. Growth factor levels in platelet-rich plasma and correlations with donor age, sex, and platelet count
    2002 491 citations Gernot Weibrich, Wilfried Kleis et al. Journal of Cranio-Maxillofacial Surgery profile →

Peers

Wilfried Kleis
Gernot Weibrich Germany
Nelson Pinto Chile
Ralph M. Eichstaedt United States
J Strauß United States
Marco Del Corso Italy
Tomasz Bielecki Poland
S. Dohan France
Alain Simonpieri France
D. Dohan France
Earl Freymiller United States
Gernot Weibrich Germany
Wilfried Kleis
Citations per year, relative to Wilfried Kleis Wilfried Kleis (= 1×) peers Gernot Weibrich

Countries citing papers authored by Wilfried Kleis

Since Specialization
Citations

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

Fields of papers citing papers by Wilfried Kleis

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Wilfried Kleis

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

All Works

18 of 18 papers shown
1.
Weibrich, Gernot, Wilfried Kleis, Philipp Streckbein, et al.. (2014). Comparison of point-of-care methods for preparation of platelet concentrate (platelet-rich plasma).. PubMed. 27(4). 762–9. 16 indexed citations
2.
Streckbein, Philipp, Wilfried Kleis, R. S. R. Buch, Torsten Hansen, & Gernot Weibrich. (2013). Bone Healing with or without Platelet‐Rich Plasma around Four Different Dental Implant Surfaces in Beagle Dogs. Clinical Implant Dentistry and Related Research. 16(4). 479–486. 18 indexed citations
3.
Kämmerer, Peer W., et al.. (2010). Therapy and Prognosis of Extraoral Malignant Melanoma Metastasizing to the Jaw: Case Report and Literature Review. Journal of Oral and Maxillofacial Surgery. 69(4). 1229–1234. 6 indexed citations
4.
Kleis, Wilfried, Peer W. Kämmerer, Sinsa Hartmann, Bilal Al‐Nawas, & Wilfried Wagner. (2009). A Comparison of Three Different Attachment Systems for Mandibular Two‐Implant Overdentures: One‐Year Report. Clinical Implant Dentistry and Related Research. 12(3). 209–218. 173 indexed citations
5.
Kunkel, Martin, et al.. (2007). Severe Third Molar Complications Including Death—Lessons from 100 Cases Requiring Hospitalization. Journal of Oral and Maxillofacial Surgery. 65(9). 1700–1706. 46 indexed citations
6.
Kunkel, Martin, et al.. (2006). Third molar complications requiring hospitalization. Oral Surgery Oral Medicine Oral Pathology Oral Radiology and Endodontology. 102(3). 300–306. 42 indexed citations
7.
Weibrich, Gernot, Wilfried Kleis, Walter Hitzler, & Gerd Häfner. (2005). Comparison of the platelet concentrate collection system with the plasma-rich-in-growth-factors kit to produce platelet-rich plasma: a technical report.. PubMed. 20(1). 118–23. 145 indexed citations
8.
Weibrich, Gernot, Torsten Hansen, Wilfried Kleis, R. S. R. Buch, & Walter Hitzler. (2004). Effect of platelet concentration in platelet-rich plasma on peri-implant bone regeneration. Bone. 34(4). 665–671. 493 indexed citations breakdown →
9.
Buch, R. S. R., B. Fischer, Wilfried Kleis, & Torsten E. Reichert. (2003). Chronisch granulierende Entzündung nach Partsch. Der Chirurg. 74(8). 757–761. 1 indexed citations
10.
Weibrich, Gernot, Wilfried Kleis, R. S. R. Buch, Walter Hitzler, & Gerd Häfner. (2003). The Harvest Smart PRePTM system versus the Friadent‐Schütze platelet‐rich plasma kit. Clinical Oral Implants Research. 14(2). 233–239. 100 indexed citations
11.
Weibrich, Gernot, Wilfried Kleis, Gerd Häfner, Walter Hitzler, & Wilfried Wagner. (2003). Comparison of platelet, leukocyte, and growth factor levels in point‐of‐care platelet‐enriched plasma, prepared using a modified Curasan kit, with preparations received from a local blood bank. Clinical Oral Implants Research. 14(3). 357–362. 156 indexed citations
12.
Weibrich, Gernot, Wilfried Kleis, Gerd Häfner, & Walter Hitzler. (2002). Growth factor levels in platelet-rich plasma and correlations with donor age, sex, and platelet count. Journal of Cranio-Maxillofacial Surgery. 30(2). 97–102. 491 indexed citations breakdown →
13.
Weibrich, Gernot & Wilfried Kleis. (2002). Curasan PRP kit vs. PCCS PRP system. Clinical Oral Implants Research. 13(4). 437–443. 93 indexed citations
14.
Weibrich, Gernot, Wilfried Kleis, & Gerd Häfner. (2002). Growth factor levels in the platelet-rich plasma produced by 2 different methods: curasan-type PRP kit versus PCCS PRP system.. PubMed. 17(2). 184–90. 186 indexed citations
15.
Buch, R. S. R., et al.. (2002). Quantification of Thrombocyte Growth Factors in Platelet Concentrates Produced by Discontinuous Cell Separation. Growth Factors. 20(2). 93–97. 47 indexed citations
16.
Weibrich, Gernot, et al.. (2001). Correlation of platelet concentration in platelet-rich plasma to the extraction method, age, sex, and platelet count of the donor.. PubMed. 16(5). 693–9. 106 indexed citations
17.
Weibrich, Gernot, et al.. (2000). Zytokeratinexpression der botryoiden odontogenen Zyste. Mund- Kiefer- und Gesichtschirurgie. 4(5). 309–314. 2 indexed citations
18.
Kleis, Wilfried, et al.. (1989). An unusual complication of anticoagulant therapy: bloody tears.. PubMed. 81(7). 275–6. 7 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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