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Researcher · Massachusetts General Hospital · United States

Keith A. Johnson

Keith A. Johnson publishes mostly in Psychiatry and Mental health, Physiology and Cognitive Neuroscience, on topics such as Dementia and Cognitive Impairment Research, Alzheimer's disease research and treatments and Functional Brain Connectivity Studies.

ORCID 0000-0002-5916-6043 OpenAlex
World rank
#45,338
of 7,710,434 ranked researchers
Rank in United States
#17,454
of 1,627,098
Works
874
Citations
57k
Citations per work
65.1
h-index
124
i10-index 421Top 0.2% in Psychiatry and Mental health
Keith A. Johnson

What does Keith A. Johnson research?

Keith A. Johnson's work is mostly in Medicine (58%), Neuroscience (14%).

Health Sciences: 511 works · 58.5% of their workMedicine: 511 works · 58.5% of their workPsychiatry and Mental health: 228 works · 26.1% of their workPhysiology: 149 works · 17.0% of their workRadiology, Nuclear Medicine and Imaging: 87 works · 10.0% of their workNeurology: 47 works · 5.4% of their workEverything else: 242 works · 27.7% of their workLife Sciences: 121 works · 13.8% of their workNeuroscience: 121 works · 13.8% of their workCognitive Neuroscience: 89 works · 10.2% of their workNeurology: 31 works · 3.6% of their workTHEIR WORKKeith A. Johnson874works
Life Sciences14%Health Sciences58%

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. Medicine51158.5%
  2. Everything else24227.7%
    1. Neuroscience12113.8%
  1. 1Psychiatry and Mental health26% of their works
  2. 2Physiology17% of their works
  3. 3Cognitive Neuroscience10% of their works
  4. 4Radiology, Nuclear Medicine and Imaging10% of their works
  5. 5Neurology5% of their works
  6. 6Neurology4% of their works

Research topics

Which keywords describe Keith A. Johnson's research?

The keywords of their largest research topics: Neuroimaging, Alzheimer's Disease, Mild Cognitive Impairment, Neuroinflammation, Oxidative Stress, Amyloid Hypothesis, Tau Pathology and Functional Connectivity.

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. Neuroimaging6092 topics
  2. Alzheimer's Disease5281 topic
  3. Mild Cognitive Impairment5281 topic
  4. Neuroinflammation4022 topics
  5. Oxidative Stress4002 topics
  6. Amyloid Hypothesis3531 topic
  7. Tau Pathology3531 topic
  8. Functional Connectivity1711 topic
  9. Resting-State fMRI1711 topic
  10. Diffusion MRI811 topic
  11. White Matter811 topic
  12. Imaging611 topic
  13. PET/CT611 topic
  14. Cerebral Amyloid Angiopathy491 topic
  15. Intracerebral Hemorrhage491 topic
  16. Cerebral Hypoperfusion471 topic
  17. Vascular Cognitive Impairment471 topic
  18. Chemotherapy421 topic
  19. Cognitive Function421 topic

Where does Keith A. Johnson work?

Keith A. Johnson's main affiliation in the publication record is Massachusetts General Hospital, United States.

How many publications and citations does Keith A. Johnson have?

OpenAlex counts 874 works and 56,885 citations for Keith A. Johnson, an h-index of 124, ranking #45,338 of 7,710,434 researchers worldwide on the quality 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.

Other researchers named Keith A. Johnson

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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