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World rank
#22,950
of 7,710,434 ranked researchers
Rank in South Africa
#36
of 29,826
Works
493
Citations
23k
Citations per work
46.6

What does Stephen Tollman research?

Stephen Tollman's work is mostly in Medicine (27%), Health Professions (13%), Economics, Econometrics and Finance (6%).

Health Sciences39%Social Sciences6%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
  1. Everything else26854.4%
    1. Medicine13126.6%
    2. Health Professions6312.7%
    1. Economics, Econometrics and Finance316.3%
  1. 1General Health Professions13% of their works
  2. 2Pediatrics, Perinatology and Child Health10% of their works
  3. 3Infectious Diseases7% of their works
  4. 4Economics and Econometrics6% of their works
  5. 5Epidemiology5% of their works
  6. 6Public Health, Environmental and Occupational Health5% of their works

Research topics

Which keywords describe Stephen Tollman's research?

The keywords of their largest research topics: Child Mortality, Maternal Mortality, Antiretroviral Therapy, Economic Growth, HIV/AIDS, HIV Transmission, Preexposure Prophylaxis and Cardiovascular Disease.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 19 words, with their numbers
  1. Child Mortality1081 topic
  2. Maternal Mortality1081 topic
  3. Antiretroviral Therapy822 topics
  4. Economic Growth731 topic
  5. HIV/AIDS731 topic
  6. HIV Transmission561 topic
  7. Preexposure Prophylaxis561 topic
  8. Cardiovascular Disease552 topics
  9. Insulin Resistance552 topics
  10. Adolescent Health431 topic
  11. Sexual Behavior431 topic
  12. Social Relationships401 topic
  13. Socioeconomic Inequalities401 topic
  14. Conditional Cash Transfers391 topic
  15. School Subsidies391 topic
  16. Diabetes291 topic
  17. Metabolic Syndrome291 topic
  18. HIV Infection261 topic
  19. Inflammation261 topic

Where does Stephen Tollman work?

Stephen Tollman's main affiliation in the publication record is University of the Witwatersrand, South Africa.

How many publications and citations does Stephen Tollman have?

OpenAlex counts 493 works and 22,988 citations for Stephen Tollman, an h-index of 75, ranking #22,950 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

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