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Researcher · Oslo University Hospital · Norway

Geir E. Tjønnfjord

Geir E. Tjønnfjord publishes mostly in Hematology, Oncology and Genetics, on topics such as Chronic Lymphocytic Leukemia Research, Blood disorders and treatments and Blood groups and transfusion.

ORCID 0000-0002-7757-4091 OpenAlex
World rank
#190,744
of 1,633,909 ranked researchers
Rank in Norway
#952
of 6,482
Works
36
Citations
121
Citations per work
3.4

What does Geir E. Tjønnfjord research?

Hematology: 21.7%Oncology: 10.9%Genetics: 10.9%Pathology and Forensic Medicine: 6.5%other fields: 50.0%22%top field
Hematology21.7%Oncology10.9%Genetics10.9%Pathology and Forensic Medicine6.5%other fields50.0%

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

  1. 1Hematology22% of their works
  2. 2Oncology11% of their works
  3. 3Genetics11% of their works
  4. 4Pathology and Forensic Medicine6% of their works
  5. 5Genetics6% of their works
  6. 6Epidemiology6% of their works

Research topics

Which keywords describe Geir E. Tjønnfjord's research?

The keywords of their largest research topics: Rituximab, Prognostic Factors, Hematopoietic Stem Cells, Chronic Lymphocytic Leukemia, Genomic Aberrations, Alloimmunization, Blood Groups and Classification.

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. Rituximab72 topics
  2. Prognostic Factors62 topics
  3. Hematopoietic Stem Cells52 topics
  4. Chronic Lymphocytic Leukemia41 topic
  5. Genomic Aberrations41 topic
  6. Alloimmunization31 topic
  7. Blood Groups31 topic
  8. Classification31 topic
  9. Genetic Mutations31 topic
  10. Lymphoma31 topic
  11. Neutropenia31 topic
  12. Platelets31 topic
  13. Thrombosis31 topic
  14. Bone Marrow Niche21 topic
  15. Cryptococcal Disease21 topic
  16. Cutaneous Lymphomas21 topic
  17. Graft-versus-Host Disease21 topic
  18. Histoplasmosis21 topic
  19. Mycosis Fungoides21 topic

Where does Geir E. Tjønnfjord work?

Geir E. Tjønnfjord's main affiliation in the publication record is Oslo University Hospital, Norway.

How many publications and citations does Geir E. Tjønnfjord have?

Science Explorer counts 36 works and 121 citations for Geir E. Tjønnfjord, ranking #190,744 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.