This map shows the geographic impact of S Dittmann'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 S Dittmann with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites S Dittmann more than expected).
This network shows the impact of papers produced by S Dittmann. 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 S Dittmann. The network helps show where S Dittmann may publish in the future.
Co-authorship network of co-authors of S Dittmann
This figure shows the co-authorship network connecting the top 25 collaborators of S Dittmann.
A scholar is included among the top collaborators of S Dittmann 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 S Dittmann. S Dittmann is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Wharton, Melinda, S Dittmann, Peter M. Strebel, & Edward A. Mortimer. (2000). Introduction. The Journal of Infectious Diseases. 181(s1). S1–S1.2 indexed citations
5.
Dittmann, S. (2000). Preface. Vaccine. 18. S1–S2.1 indexed citations
6.
Khechinashvili, George, et al.. (1999). Tuberculosis control in the Caucasus: successes and constraints in DOTS implementation.. PubMed. 3(5). 394–401.25 indexed citations
Dittmann, S, et al.. (1990). [The expanded WHO vaccination program and the vaccination strategy in East Germany].. PubMed. 36(4). 186–91.1 indexed citations
14.
Hiển, Nguyễn Trần, et al.. (1990). [Comparative study of parenteral and oral immunization against influenza in a large clinical trial. 2. Results of immunologic studies].. PubMed. 175(3). 147–54.1 indexed citations
15.
Dittmann, S, et al.. (1990). Immunogenicity of oral poliomyelitis vaccine (OPV) against variants of wild poliovirus type 3.. PubMed. 68(5). 597–600.6 indexed citations
Dittmann, S, et al.. (1986). Elimination of diseases from Europe through use of vaccines.. PubMed. 65. 3–11.4 indexed citations
18.
Dittmann, S, et al.. (1985). [Tetanus illnesses and mortality 1977-1983].. PubMed. 110(7). 393–400.2 indexed citations
19.
Dittmann, S. (1980). [The world is free of pox - Implementation and success of a grandiose program].. PubMed. 35(24). 858–63.2 indexed citations
20.
Dittmann, S, et al.. (1979). Experiences with pertussis vaccination in GDR.. PubMed. 43. 101–6.1 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.