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Researcher · MNGI Digestive Health · United States

John I. Allen

John I. Allen publishes mostly in Oncology, General Health Professions and Surgery, on topics such as Colorectal Cancer Screening and Detection, Gastric Cancer Management and Outcomes and Healthcare cost, quality, practices.

OpenAlex
World rank
#538,109
of 7,710,434 ranked researchers
Rank in United States
#186,314
of 1,627,098
Works
246
Citations
10k
Citations per work
41.3
h-index
43
i10-index 79Top 5.4% in Oncology
John I. Allen

What does John I. Allen research?

John I. Allen's work is mostly in Medicine (36%), Health Professions (8%), Economics, Econometrics and Finance (7%).

Everything else: 120 works · 48.9% of their workHealth Sciences: 108 works · 43.8% of their workMedicine: 88 works · 35.8% of their workOncology: 40 works · 16.1% of their workSurgery: 18 works · 7.3% of their workEpidemiology: 15 works · 6.3% of their workPulmonary and Respiratory Medicine: 15 works · 6.1% of their workHealth Professions: 20 works · 8.0% of their workGeneral Health Professions: 20 works · 8.0% of their workSocial Sciences: 18 works · 7.3% of their workEconomics, Econometrics and Finance: 18 works · 7.3% of their workEconomics and Econometrics: 18 works · 7.3% of their workTHEIR WORKJohn I. Allen246works
Health Sciences44%Social Sciences7%

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 else12048.9%
    1. Medicine8835.8%
    2. Health Professions208.0%
    1. Economics, Econometrics and Finance187.3%
  1. 1Oncology16% of their works
  2. 2General Health Professions8% of their works
  3. 3Surgery7% of their works
  4. 4Economics and Econometrics7% of their works
  5. 5Epidemiology6% of their works
  6. 6Pulmonary and Respiratory Medicine6% of their works

Research topics

Which keywords describe John I. Allen's research?

The keywords of their largest research topics: Colorectal Cancer, Screening, Molecular Characterization, Inflammatory Bowel Disease, Chemotherapy, Gastric Cancer, Choosing Wisely and Low-Value Care.

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 18 words, with their numbers
  1. Colorectal Cancer651 topic
  2. Screening651 topic
  3. Molecular Characterization392 topics
  4. Inflammatory Bowel Disease292 topics
  5. Chemotherapy271 topic
  6. Gastric Cancer271 topic
  7. Choosing Wisely211 topic
  8. Low-Value Care211 topic
  9. Crohn's Disease161 topic
  10. Ulcerative Colitis161 topic
  11. Health Care Spending141 topic
  12. Insurance Markets141 topic
  13. Collagenous Colitis131 topic
  14. Microscopic Colitis131 topic
  15. Cost-effectiveness Analysis121 topic
  16. Hereditary Syndromes121 topic
  17. Microsatellite Instability121 topic
  18. Quality of Life121 topic

Where does John I. Allen work?

John I. Allen's main affiliation in the publication record is MNGI Digestive Health, United States.

How many publications and citations does John I. Allen have?

OpenAlex counts 246 works and 10,155 citations for John I. Allen, an h-index of 43, ranking #538,109 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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