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Researcher · McMaster University · Canada

John Kenneth Marshall

John Kenneth Marshall publishes mostly in Genetics, Epidemiology and Surgery, on topics such as Inflammatory Bowel Disease, Microscopic Colitis and Gastrointestinal motility and disorders.

ORCID 0000-0002-0523-9032 OpenAlex
World rank
#214,486
of 7,710,434 ranked researchers
Rank in Canada
#7,266
of 183,316
Works
560
Citations
26k
Citations per work
45.5
h-index
76
i10-index 232Top 1.5% in Genetics (Biochemistry, Genetics and Molecular Biology)
John Kenneth Marshall

What does John Kenneth Marshall research?

John Kenneth Marshall's work is mostly in Medicine (40%), Biochemistry, Genetics and Molecular Biology (18%).

Everything else: 231 works · 41.2% of their workHealth Sciences: 226 works · 40.4% of their workMedicine: 226 works · 40.4% of their workEpidemiology: 78 works · 14.0% of their workSurgery: 56 works · 10.0% of their workGastroenterology: 40 works · 7.2% of their workOncology: 26 works · 4.7% of their workInfectious Diseases: 25 works · 4.5% of their workLife Sciences: 103 works · 18.4% of their workBiochemistry, Genetics and Molecular Biology: 103 works · 18.4% of their workGenetics: 103 works · 18.4% of their workTHEIR WORKJohn KennethMarshall560works
Life Sciences18%Health Sciences40%

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 else23141.2%
    1. Medicine22640.4%
    1. Biochemistry, Genetics and Molecular Biology10318.4%
  1. 1Genetics18% of their works
  2. 2Epidemiology14% of their works
  3. 3Surgery10% of their works
  4. 4Gastroenterology7% of their works
  5. 5Oncology5% of their works
  6. 6Infectious Diseases4% of their works

Research topics

Which keywords describe John Kenneth Marshall's research?

The keywords of their largest research topics: Inflammatory Bowel Disease, Epidemiology, Pathogenesis, Crohn's Disease, Ulcerative Colitis, Collagenous Colitis, Microscopic Colitis and Inflammation.

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 20 words, with their numbers
  1. Inflammatory Bowel Disease4473 topics
  2. Epidemiology3493 topics
  3. Pathogenesis2992 topics
  4. Crohn's Disease2671 topic
  5. Ulcerative Colitis2671 topic
  6. Collagenous Colitis1321 topic
  7. Microscopic Colitis1321 topic
  8. Inflammation882 topics
  9. Gastrointestinal Disorders561 topic
  10. Irritable Bowel Syndrome561 topic
  11. Pyoderma Gangrenosum481 topic
  12. Sweet's Syndrome481 topic
  13. Diagnosis451 topic
  14. Eosinophilic Esophagitis451 topic
  15. Antibiotic-Associated Diarrhea371 topic
  16. Fecal Microbiota Transplantation371 topic
  17. Gut Microbiota351 topic
  18. Microbial Communities351 topic
  19. Gastric Cancer321 topic
  20. Helicobacter pylori321 topic

Where does John Kenneth Marshall work?

John Kenneth Marshall's main affiliation in the publication record is McMaster University, Canada.

How many publications and citations does John Kenneth Marshall have?

OpenAlex counts 560 works and 25,501 citations for John Kenneth Marshall, an h-index of 76, ranking #214,486 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.

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