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Keiko Koyama

Keiko Koyama publishes mostly in Cardiology and Cardiovascular Medicine, Radiology, Nuclear Medicine and Imaging and General Health Professions, on topics such as Atrial Fibrillation Management and Outcomes, Cardiac Arrhythmias and Treatments and Medical Imaging Techniques and Applications.

World rank
#707,819
of 1,633,909 ranked researchers
Rank in Japan
#31,591
of 114,622
Works
15
Citations
62
Citations per work
4.1

What does Keiko Koyama research?

Cardiology and Cardiovascular Medicine: 25.0%Radiology, Nuclear Medicine and Imaging: 20.8%General Health Professions: 8.3%Surgery: 8.3%other fields: 37.6%25%top field
Cardiology and Cardiovascular Medicine25.0%Radiology, Nuclear Medicine and Imaging20.8%General Health Professions8.3%Surgery8.3%other fields37.6%

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

  1. 1Cardiology and Cardiovascular Medicine25% of their works
  2. 2Radiology, Nuclear Medicine and Imaging21% of their works
  3. 3General Health Professions8% of their works
  4. 4Surgery8% of their works
  5. 5Spectroscopy4% of their works
  6. 6Materials Chemistry4% of their works

Research topics

Which keywords describe Keiko Koyama's research?

The keywords of their largest research topics: Catheter Ablation, Anticoagulant Therapy, Arrhythmias, Atrial Fibrillation, Imaging, PET/CT, Ventricular Tachycardia and Brain Lateralization.

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 17 words, with their numbers
  1. Catheter Ablation42 topics
  2. Anticoagulant Therapy21 topic
  3. Arrhythmias21 topic
  4. Atrial Fibrillation21 topic
  5. Imaging21 topic
  6. PET/CT21 topic
  7. Ventricular Tachycardia21 topic
  8. Brain Lateralization11 topic
  9. Fragile X Syndrome11 topic
  10. Handedness11 topic
  11. Health Surveys11 topic
  12. Macromolecular Crystallography11 topic
  13. Mass Spectrometry11 topic
  14. Proteomics11 topic
  15. Public Health11 topic
  16. Rett Syndrome11 topic
  17. Structure Solution11 topic

Where does Keiko Koyama work?

Keiko Koyama's main affiliation in the publication record is Gunma Prefectural Cardiovascular Center, Japan.

How many publications and citations does Keiko Koyama have?

Science Explorer counts 15 works and 62 citations for Keiko Koyama, ranking #707,819 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.