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Researcher · Medisch Centrum Leeuwarden · Netherlands

Sietze A. Koopal

Sietze A. Koopal publishes mostly in Oncology, Surgery and Pulmonary and Respiratory Medicine, on topics such as Colorectal Cancer Surgical Treatments, Cutaneous Melanoma Detection and Management and Nonmelanoma Skin Cancer Studies.

OpenAlex
World rank
#1,590,668
of 7,710,434 ranked researchers
Rank in Netherlands
#35,532
of 107,149
Works
18
Citations
1.9k
Citations per work
105.0
h-index
10
i10-index 10Top 59% in Oncology
Sietze A. Koopal

What does Sietze A. Koopal research?

Sietze A. Koopal's work is mostly in Medicine (76%).

Health Sciences: 14 works · 76.0% of their workMedicine: 14 works · 76.0% of their workOncology: 5 works · 27.8% of their workSurgery: 4 works · 24.1% of their workEpidemiology: 1 works · 7.4% of their workPulmonary and Respiratory Medicine: 1 works · 7.4% of their workRadiology, Nuclear Medicine and Imaging: 1 works · 5.6% of their workInfectious Diseases: 1 works · 3.7% of their workEverything else: 4 works · 24.0% of their workTHEIR WORKSietze A. Koopal18works
Health Sciences76%

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. Medicine1476.0%
  2. Everything else424.0%
  1. 1Oncology28% of their works
  2. 2Surgery24% of their works
  3. 3Pulmonary and Respiratory Medicine7% of their works
  4. 4Epidemiology7% of their works
  5. 5Radiology, Nuclear Medicine and Imaging6% of their works
  6. 6Infectious Diseases4% of their works

Research topics

Which keywords describe Sietze A. Koopal's research?

The keywords of their largest research topics: Laparoscopic Surgery, Clinical Practice Guidelines, Neoadjuvant Therapy, Preoperative Chemoradiotherapy, Rectal Cancer, Melanoma, Survival Analysis and Dermoscopy.

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 23 words, with their numbers
  1. Laparoscopic Surgery102 topics
  2. Clinical Practice Guidelines92 topics
  3. Neoadjuvant Therapy92 topics
  4. Preoperative Chemoradiotherapy81 topic
  5. Rectal Cancer81 topic
  6. Melanoma52 topics
  7. Survival Analysis52 topics
  8. Dermoscopy41 topic
  9. Medical Education42 topics
  10. Skin Cancer41 topic
  11. Nonmelanoma Skin Cancer31 topic
  12. Radiotherapy32 topics
  13. Skin Cancers31 topic
  14. Anal Cancer21 topic
  15. Cancer Treatment21 topic
  16. Chemoradiation21 topic
  17. Global Access21 topic
  18. Surgical Skills21 topic
  19. Virtual Reality Training21 topic
  20. BRAF gene11 topic
  21. Breast Tumours11 topic
  22. Gene Expression11 topic
  23. MAP Kinase11 topic

Where does Sietze A. Koopal work?

Sietze A. Koopal's main affiliation in the publication record is Medisch Centrum Leeuwarden, Netherlands.

How many publications and citations does Sietze A. Koopal have?

OpenAlex counts 18 works and 1,890 citations for Sietze A. Koopal, an h-index of 10, ranking #1,590,668 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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