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World rank
#5,957,918
of 7,710,434 ranked researchers
Rank in Japan
#219,625
of 383,136
Works
33
Citations
271
Citations per work
8.2
h-index
6
i10-index 5Top 76% in Surgery

What does Taku Koyama research?

Taku Koyama's work is mostly in Medicine (75%).

Health Sciences75%

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. Medicine2575.2%
  1. Everything else824.8%
  1. 1Surgery28% of their works
  2. 2Cardiology and Cardiovascular Medicine25% of their works
  3. 3Pulmonary and Respiratory Medicine10% of their works
  4. 4Oncology6% of their works
  5. 5Radiology, Nuclear Medicine and Imaging4% of their works
  6. 6Anesthesiology and Pain Medicine3% of their works

Research topics

Which keywords describe Taku Koyama's research?

The keywords of their largest research topics: Arrhythmias, Guidelines, Catheter Ablation, Endoscopic Resection, Cardiac Risk, Coronary Stents, Long-QT Syndrome and Myocardial Revascularization.

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 20 words, with their numbers
  1. Arrhythmias52 topics
  2. Guidelines52 topics
  3. Catheter Ablation42 topics
  4. Endoscopic Resection42 topics
  5. Cardiac Risk31 topic
  6. Coronary Stents31 topic
  7. Long-QT Syndrome31 topic
  8. Myocardial Revascularization31 topic
  9. Perioperative31 topic
  10. Sudden Cardiac Death31 topic
  11. Anticoagulant Therapy21 topic
  12. Atrial Fibrillation21 topic
  13. Cardiac Imaging21 topic
  14. Chemotherapy21 topic
  15. Coronary Artery Disease21 topic
  16. Esophageal Carcinoma21 topic
  17. Gastric Cancer21 topic
  18. Preoperative Chemoradiotherapy21 topic
  19. Radiofrequency Ablation21 topic
  20. Ventricular Tachycardia21 topic

Where does Taku Koyama work?

Taku Koyama's main affiliation in the publication record is Uji Hospital, Japan.

How many publications and citations does Taku Koyama have?

OpenAlex counts 33 works and 271 citations for Taku Koyama, an h-index of 6, ranking #5,957,918 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.

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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