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Researcher · Nihon University · Japan

Tadatoshi Takayama

Tadatoshi Takayama publishes mostly in Surgery, Hepatology and Oncology, on topics such as Hepatocellular Carcinoma Treatment and Prognosis, Cholangiocarcinoma and Gallbladder Cancer Studies and Liver Disease Diagnosis and Treatment.

ORCID 0000-0002-4683-4743 OpenAlex
World rank
#925,739
of 7,710,434 ranked researchers
Rank in Japan
#12,101
of 383,136
Works
729
Citations
28k
Citations per work
38.9
h-index
80
i10-index 317Top 0.2% in Surgery
Tadatoshi Takayama

What does Tadatoshi Takayama research?

Tadatoshi Takayama's work is mostly in Medicine (73%), Biochemistry, Genetics and Molecular Biology (4%).

Health Sciences: 530 works · 72.7% of their workMedicine: 530 works · 72.7% of their workSurgery: 184 works · 25.2% of their workHepatology: 139 works · 19.0% of their workOncology: 79 works · 10.8% of their workPulmonary and Respiratory Medicine: 65 works · 8.9% of their workEpidemiology: 64 works · 8.8% of their workEverything else: 173 works · 23.7% of their workLife Sciences: 26 works · 3.6% of their workBiochemistry, Genetics and Molecular Biology: 26 works · 3.6% of their workMolecular Biology: 26 works · 3.6% of their workTHEIR WORKTadatoshiTakayama729works
Life Sciences4%Health Sciences73%

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. Medicine53072.7%
  2. Everything else17323.7%
    1. Biochemistry, Genetics and Molecular Biology263.6%
  1. 1Surgery25% of their works
  2. 2Hepatology19% of their works
  3. 3Oncology11% of their works
  4. 4Pulmonary and Respiratory Medicine9% of their works
  5. 5Epidemiology9% of their works
  6. 6Molecular Biology4% of their works

Research topics

Which keywords describe Tadatoshi Takayama's research?

The keywords of their largest research topics: Hepatocellular Carcinoma, Clinical Practice Guidelines, Liver Cancer, Management, Chemotherapy, Biliary Tract Cancer, Cholangiocarcinoma and NAFLD.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 19 words, with their numbers
  1. Hepatocellular Carcinoma3602 topics
  2. Clinical Practice Guidelines3192 topics
  3. Liver Cancer2661 topic
  4. Management2661 topic
  5. Chemotherapy1513 topics
  6. Biliary Tract Cancer1501 topic
  7. Cholangiocarcinoma1501 topic
  8. NAFLD941 topic
  9. NASH941 topic
  10. Ischemia-Reperfusion Injury901 topic
  11. Liver Transplantation901 topic
  12. Hepatic Encephalopathy701 topic
  13. Liver Cirrhosis701 topic
  14. Pancreatic Cancer601 topic
  15. Surgical Complications601 topic
  16. Endoscopic Resection531 topic
  17. Gastric Cancer531 topic
  18. Cetuximab381 topic
  19. KRAS Mutations381 topic

Where does Tadatoshi Takayama work?

Tadatoshi Takayama's main affiliation in the publication record is Nihon University, Japan.

How many publications and citations does Tadatoshi Takayama have?

OpenAlex counts 729 works and 28,376 citations for Tadatoshi Takayama, an h-index of 80, ranking #925,739 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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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