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Keith A. Johnson

Keith A. Johnson publishes mostly in Psychiatry and Mental health, Radiology, Nuclear Medicine and Imaging and Physiology, on topics such as Dementia and Cognitive Impairment Research, Alzheimer's disease research and treatments and Medical Imaging Techniques and Applications.

World rank
#102,147
of 1,633,909 ranked researchers
Rank in United States
#44,610
of 358,040
Works
142
Citations
472
Citations per work
3.3

What does Keith A. Johnson research?

Psychiatry and Mental health: 23.3%Radiology, Nuclear Medicine and Imaging: 18.0%Physiology: 11.3%Cognitive Neuroscience: 8.3%other fields: 39.1%23%top field
Psychiatry and Mental health23.3%Radiology, Nuclear Medicine and Imaging18.0%Physiology11.3%Cognitive Neuroscience8.3%other fields39.1%

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

  1. 1Psychiatry and Mental health23% of their works
  2. 2Radiology, Nuclear Medicine and Imaging18% of their works
  3. 3Physiology11% of their works
  4. 4Cognitive Neuroscience8% of their works
  5. 5Neurology8% of their works
  6. 6Neurology5% of their works

Research topics

Which keywords describe Keith A. Johnson's research?

The keywords of their largest research topics: Alzheimer's Disease, Mild Cognitive Impairment, Oxidative Stress, Neuroinflammation, Amyloid Hypothesis, Tau Pathology, Imaging and PET/CT.

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 18 words, with their numbers
  1. Alzheimer's Disease301 topic
  2. Mild Cognitive Impairment301 topic
  3. Oxidative Stress202 topics
  4. Neuroinflammation192 topics
  5. Amyloid Hypothesis141 topic
  6. Tau Pathology141 topic
  7. Imaging101 topic
  8. PET/CT101 topic
  9. Cerebral Hypoperfusion61 topic
  10. Vascular Cognitive Impairment61 topic
  11. Cerebral Amyloid Angiopathy51 topic
  12. Functional Connectivity51 topic
  13. Intracerebral Hemorrhage51 topic
  14. Resting-State fMRI51 topic
  15. Medical Imaging41 topic
  16. Radiomics41 topic
  17. Magnetic Resonance Imaging31 topic
  18. Perfusion Imaging31 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?

Science Explorer counts 142 works and 472 citations for Keith A. Johnson, ranking #102,147 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.

Other researchers named Keith A. Johnson

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.