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Researcher · Niigata University · Japan

Katsuyoshi Hatakeyama

Katsuyoshi Hatakeyama publishes mostly in Surgery, Pulmonary and Respiratory Medicine and Oncology, on topics such as Pancreatic and Hepatic Oncology Research, Cholangiocarcinoma and Gallbladder Cancer Studies and Gastric Cancer Management and Outcomes.

World rank
#144,096
of 1,633,909 ranked researchers
Rank in Japan
#3,373
of 114,622
Works
103
Citations
257
Citations per work
2.5

What does Katsuyoshi Hatakeyama research?

Surgery: 37.1%Pulmonary and Respiratory Medicine: 18.6%Oncology: 9.3%Epidemiology: 5.7%other fields: 29.3%37%top field
Surgery37.1%Pulmonary and Respiratory Medicine18.6%Oncology9.3%Epidemiology5.7%other fields29.3%

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

  1. 1Surgery37% of their works
  2. 2Pulmonary and Respiratory Medicine19% of their works
  3. 3Oncology9% of their works
  4. 4Epidemiology6% of their works
  5. 5Neurology2% of their works
  6. 6Pathology and Forensic Medicine2% of their works

Research topics

Which keywords describe Katsuyoshi Hatakeyama's research?

The keywords of their largest research topics: Epidemiology, Chemotherapy, Neoadjuvant Therapy, Endoscopic Resection, Cholangiocarcinoma, Survival Analysis, Pancreatic Cancer and Surgical Complications.

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 22 words, with their numbers
  1. Epidemiology213 topics
  2. Chemotherapy162 topics
  3. Neoadjuvant Therapy152 topics
  4. Endoscopic Resection132 topics
  5. Cholangiocarcinoma122 topics
  6. Survival Analysis122 topics
  7. Pancreatic Cancer91 topic
  8. Surgical Complications91 topic
  9. Biliary Tract Cancer81 topic
  10. Intrahepatic Cholangiocarcinoma81 topic
  11. Gastric Cancer71 topic
  12. Intussusception71 topic
  13. Meckel's Diverticulum71 topic
  14. Molecular Characterization71 topic
  15. Esophageal Carcinoma61 topic
  16. Preoperative Chemoradiotherapy61 topic
  17. Neuroendocrine Tumors51 topic
  18. Pancreatic Neuroendocrine Tumors51 topic
  19. Cholecystitis41 topic
  20. ERCP41 topic
  21. Lung Tumors41 topic
  22. Metastatic Carcinomas41 topic

Where does Katsuyoshi Hatakeyama work?

Katsuyoshi Hatakeyama's main affiliation in the publication record is Niigata University, Japan.

How many publications and citations does Katsuyoshi Hatakeyama have?

Science Explorer counts 103 works and 257 citations for Katsuyoshi Hatakeyama, ranking #144,096 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.