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Researcher · Harvard University · United States

John H. Kempen

John H. Kempen publishes mostly in Ophthalmology, Epidemiology and Rheumatology, on topics such as Ocular Diseases and Behçet’s Syndrome, Retinal and Optic Conditions and Ophthalmology and Visual Impairment Studies.

ORCID 0000-0002-2967-4792 OpenAlex
World rank
#11,947
of 1,633,909 ranked researchers
Rank in United States
#5,769
of 358,040
Works
49
Citations
702
Citations per work
14.3

What does John H. Kempen research?

Ophthalmology: 54.8%Epidemiology: 9.7%Rheumatology: 6.5%Physiology: 4.8%other fields: 24.2%55%top field
Ophthalmology54.8%Epidemiology9.7%Rheumatology6.5%Physiology4.8%other fields24.2%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Ophthalmology55% of their works
  2. 2Epidemiology10% of their works
  3. 3Rheumatology6% of their works
  4. 4Physiology5% of their works
  5. 5Parasitology5% of their works
  6. 6Radiology, Nuclear Medicine and Imaging5% of their works

Research topics

Which keywords describe John H. Kempen's research?

The keywords of their largest research topics: Epidemiology, Behçet's Disease, Uveitis, COVID-19, Ocular Findings, Diagnosis, Vaccine Development and Myopia.

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.

All 19 words, with their numbers
  1. Epidemiology223 topics
  2. Behçet's Disease171 topic
  3. Uveitis171 topic
  4. COVID-19101 topic
  5. Ocular Findings101 topic
  6. Diagnosis42 topics
  7. Vaccine Development42 topics
  8. Myopia31 topic
  9. Visual Impairment31 topic
  10. Cardiac21 topic
  11. Cytomegalovirus21 topic
  12. Diabetic Retinopathy21 topic
  13. Infection21 topic
  14. Leptospira21 topic
  15. Retinal Disease21 topic
  16. Retinoblastoma21 topic
  17. Sarcoidosis21 topic
  18. Uveal Melanoma21 topic
  19. Zoonotic Disease21 topic

Where does John H. Kempen work?

John H. Kempen's main affiliation in the publication record is Harvard University, United States.

How many publications and citations does John H. Kempen have?

Science Explorer counts 49 works and 702 citations for John H. Kempen, ranking #11,947 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised 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 are in the interactive view on the map. Is this your page? Request a correction or removal.