J. Ritter

12.8k total citations · 2 hit papers
174 papers, 8.6k citations indexed

About

J. Ritter is a scholar working on Hematology, Public Health, Environmental and Occupational Health and Oncology. According to data from OpenAlex, J. Ritter has authored 174 papers receiving a total of 8.6k indexed citations (citations by other indexed papers that have themselves been cited), including 74 papers in Hematology, 61 papers in Public Health, Environmental and Occupational Health and 41 papers in Oncology. Recurrent topics in J. Ritter's work include Acute Myeloid Leukemia Research (61 papers), Acute Lymphoblastic Leukemia research (58 papers) and Neutropenia and Cancer Infections (27 papers). J. Ritter is often cited by papers focused on Acute Myeloid Leukemia Research (61 papers), Acute Lymphoblastic Leukemia research (58 papers) and Neutropenia and Cancer Infections (27 papers). J. Ritter collaborates with scholars based in Germany, Austria and United States. J. Ritter's co-authors include Stefan Bielack, Ursula Creutzig, Alfred Reiter, G. Schellong, Jochen Harbott, Martin Schrappe, David A. Stevens, Olivier Lortholary, J. Peter Donnelly and Ben de Pauw and has published in prestigious journals such as The Lancet, Journal of Clinical Oncology and SHILAP Revista de lepidopterología.

In The Last Decade

J. Ritter

163 papers receiving 8.3k citations

Hit Papers

align trajectories

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.

Defining Opportunistic Invasive Fungal Infections in Immunocompromised Patients with Cancer and Hematopoietic Stem Cell Transplants: An International Consensus

2002 1.9k citations J. Ritter et al. profile →
Osteosarcoma

2010 793 citations J. Ritter, Stefan Bielack Annals of Oncology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J. Ritter Germany	42	2.5k	2.5k	2.2k	2.1k	1.8k	174	8.6k
Christophe Legendre France	76	1.2k 0.5×	2.3k 0.9×	3.6k 1.7×	1.6k 0.7×	2.2k 1.2×	426	18.5k
Andreas G. Tzakis United States	74	1.1k 0.4×	2.1k 0.8×	5.3k 2.4×	1.1k 0.5×	1.7k 0.9×	656	23.4k
Tapani Ruutu Finland	51	6.8k 2.7×	1.8k 0.7×	1.3k 0.6×	845 0.4×	2.1k 1.2×	221	10.2k
E. Thiel Germany	46	2.1k 0.8×	1.7k 0.7×	1.3k 0.6×	1.2k 0.6×	1.7k 0.9×	208	6.9k
Nöel Milpied France	65	6.1k 2.4×	1.8k 0.7×	2.2k 1.0×	1.5k 0.7×	5.3k 2.9×	423	13.9k
Jan J. Cornelissen Netherlands	58	7.1k 2.8×	2.3k 0.9×	2.6k 1.2×	1.5k 0.7×	3.4k 1.9×	319	13.0k
Ernst Holler Germany	63	9.3k 3.7×	1.5k 0.6×	1.8k 0.8×	1.0k 0.5×	3.1k 1.7×	370	16.6k
A. Benedict Cosimi United States	65	1.6k 0.6×	1.4k 0.6×	3.3k 1.5×	504 0.2×	2.2k 1.3×	286	15.3k
Giorgina Specchia Italy	48	4.1k 1.6×	1.3k 0.5×	1.1k 0.5×	656 0.3×	2.0k 1.1×	401	10.4k
Adriana Zeevi United States	63	1.2k 0.5×	801 0.3×	2.8k 1.3×	729 0.3×	2.3k 1.3×	431	16.4k

Countries citing papers authored by J. Ritter

Since Specialization

Citations

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

Fields of papers citing papers by J. Ritter

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. Ritter

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

All Works

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20 of 20 papers shown

Ritter, J., et al.. (2014). User-friendly lemmatization and morphological annotation of Early New High German manuscripts.. DH.

Creutzig, Ursula, Martin Zimmermann, Jean‐Pierre Bourquin, et al.. (2013). Randomized trial comparing liposomal daunorubicin with idarubicin as induction for pediatric acute myeloid leukemia: results from Study AML-BFM 2004. Blood. 122(1). 37–43. 123 indexed citations

Ritter, J. & Stefan Bielack. (2010). Osteosarcoma. Annals of Oncology. 21. vii320–vii325. 793 indexed citations breakdown →

Cornely, Oliver A., Angelika Böhme, Dieter Buchheidt, et al.. (2008). Primary prophylaxis of invasive fungal infections in patients with hematologic malignancies. Recommendations of the Infectious Diseases Working Party of the German Society for Haematology and Oncology. Haematologica. 94(1). 113–122. 137 indexed citations

Lehrnbecher, Thomas, Julia Kaiser, J. Ritter, et al.. (2007). Antifungal usage in children undergoing intensive treatment for acute myeloid leukemia: analysis of the multicenter clinical trial AML-BFM 93. European Journal of Clinical Microbiology & Infectious Diseases. 26(10). 735–738. 7 indexed citations

Creutzig, Ursula, J. Ritter, M Zimmermann, et al.. (2001). Idarubicin improves blast cell clearance during induction therapy in children with AML: results of study AML-BFM 93. Leukemia. 15(3). 348–354. 96 indexed citations

Griesinger, Frank, Michael Falk, Anja Renziehausen, et al.. (1999). Leukaemia‐associated immunophenotypes (LAIP) are observed in 90% of adult and childhood acute lymphoblastic leukaemia: detection in remission marrow predicts outcome. British Journal of Haematology. 105(1). 241–255. 49 indexed citations

Griesinger, Frank, Michael Falk, Anja Renziehausen, et al.. (1999). Leukaemia-associated immunophenotypes (LAIP) are observed in 90% of adult and childhood acute lymphoblastic leukaemia: detection in remission marrow predicts outcome. British Journal of Haematology. 105(1). 241–255.

Creutzig, Ursula, M Zimmermann, J. Ritter, et al.. (1999). Definition of a standard‐risk group in children with AML. British Journal of Haematology. 104(3). 630–639. 107 indexed citations

10.

Seeger, K., Hans-Peter Adams, Dirk Buchwald, et al.. (1998). TEL-AML1 Fusion Transcript in Relapsed Childhood Acute Lymphoblastic Leukemia. Blood. 91(5). 1716–1722. 139 indexed citations

11.

Vormoor, Josef, Joachim Boos, Karsten Stahnke, et al.. (1996). Therapy of childhood acute myelogenous leukemias. Annals of Hematology. 73(1). 11–24. 15 indexed citations

12.

Vormoor, Josef, J. Ritter, H. Jürgens, & John E. Dick. (1995). Significance of the SCID Mouse Models for the Study of Normal and Leukemic Human Hemopoiesis and Gene Therapy. Oncology Research and Treatment. 18(5). 434–438. 2 indexed citations

13.

Creutzig, U., J. Ritter, & G. Schellong. (1990). Acute myelogenous leukemia in childhood : implications of therapy studies for future risk-adapted treatment strategies. Springer eBooks. 1 indexed citations

14.

Lengerke, H.-J. von, et al.. (1990). Incidence of Aseptic Osteonecrosis Following the Therapy of Childhood Leukemia. Hämatologie und Bluttransfusion. 33. 577–579. 5 indexed citations

15.

Treuner, J., Joachim Kühl, Jörn‐Dirk Beck, et al.. (1989). New Aspects in the Treatment of Childhood Rhabdomyosarcoma: Results of the German Cooperative Soft-Tissue Sarcoma Study (CWS-81). PubMed. 22. 162–175. 8 indexed citations

16.

Ritter, J., Josef Vormoor, Ursula Creutzig, & G. Schellong. (1989). Prognostic significance of auer rods in childhood acute myelogenous leukemia: Results of the studies AML‐BFM‐78 and −83. Medical and Pediatric Oncology. 17(3). 202–209. 12 indexed citations

17.

Lampert, F., Jochen Harbott, Wolfgang Ludwig, et al.. (1987). Acute leukemia with chromosome translocation (4; 11): 7 new patients and analysis of 71 cases. Annals of Hematology. 54(6). 325–335. 35 indexed citations

18.

Creutzig, Ursula, et al.. (1987). Early deaths due to hemorrhage and leukostasis in childhood acute myelogenous leukemia. Associations with hyperleukocytosis and acute monocytic leukemia. Cancer. 60(12). 3071–3079. 84 indexed citations

19.

Büchner, Th., Wolfgang Hiddemann, Bernhard Wörmann, et al.. (1985). Differential pattern of DNA-Aneuploidy in human malignancies. Pathology - Research and Practice. 179(3). 310–317. 113 indexed citations

20.

Henze, G., H. Langermann, J. Ritter, G. Schellong, & H. Riehm. (1981). Treatment Strategy for Different Risk Groups in Childhood Acute Lymphoblastic Leukemia: A Report From the BFM Study Group. Hämatologie und Bluttransfusion. 26. 87–93. 53 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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