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Researcher · The University of Tokyo · Japan

Masao Omata

Masao Omata publishes mostly in Hepatology, Epidemiology and Surgery, on topics such as Liver Disease Diagnosis and Treatment, Hepatitis C virus research and Hepatitis B Virus Studies.

ORCID 0000-0001-7977-1497 OpenAlex
World rank
#301,762
of 7,710,434 ranked researchers
Rank in Japan
#2,588
of 383,136
Works
1,678
Citations
76k
Citations per work
45.3
h-index
134
i10-index 837Top 0.1% in Hepatology
Masao Omata

What does Masao Omata research?

Masao Omata's work is mostly in Medicine (57%), Biochemistry, Genetics and Molecular Biology (7%).

Health Sciences: 963 works · 57.4% of their workMedicine: 963 works · 57.4% of their workHepatology: 243 works · 14.5% of their workEpidemiology: 223 works · 13.3% of their workSurgery: 216 works · 12.9% of their workPulmonary and Respiratory Medicine: 158 works · 9.4% of their workOncology: 122 works · 7.3% of their workEverything else: 591 works · 35.2% of their workLife Sciences: 124 works · 7.4% of their workBiochemistry, Genetics and Molecular Biology: 124 works · 7.4% of their workMolecular Biology: 124 works · 7.4% of their workTHEIR WORKMasao Omata1,678works
Life Sciences7%Health Sciences57%

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. Medicine96357.4%
  2. Everything else59135.2%
    1. Biochemistry, Genetics and Molecular Biology1247.4%
  1. 1Hepatology14% of their works
  2. 2Epidemiology13% of their works
  3. 3Surgery13% of their works
  4. 4Pulmonary and Respiratory Medicine9% of their works
  5. 5Molecular Biology7% of their works
  6. 6Oncology7% of their works

Research topics

Which keywords describe Masao Omata's research?

The keywords of their largest research topics: Hepatocellular Carcinoma, Antiviral Therapy, Liver Disease, Treatment, Epidemiology, Clinical Practice Guidelines, NAFLD and NASH.

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 24 words, with their numbers
  1. Hepatocellular Carcinoma7183 topics
  2. Antiviral Therapy5052 topics
  3. Liver Disease5052 topics
  4. Treatment4662 topics
  5. Epidemiology3682 topics
  6. Clinical Practice Guidelines3202 topics
  7. NAFLD2831 topic
  8. NASH2831 topic
  9. Hepatitis C Virus2681 topic
  10. Ribavirin2681 topic
  11. Chronic Hepatitis B2371 topic
  12. Hepatitis B Virus2371 topic
  13. Chemotherapy2342 topics
  14. Cholangiocarcinoma2032 topics
  15. Liver Cancer1981 topic
  16. Management1981 topic
  17. Endoscopic Resection1221 topic
  18. Gastric Cancer1221 topic
  19. Pancreatic Cancer1121 topic
  20. Surgical Complications1121 topic
  21. Cholecystitis1031 topic
  22. ERCP1031 topic
  23. Biliary Tract Cancer1001 topic
  24. Intrahepatic Cholangiocarcinoma1001 topic

Where does Masao Omata work?

Masao Omata's main affiliation in the publication record is The University of Tokyo, Japan.

How many publications and citations does Masao Omata have?

OpenAlex counts 1,678 works and 75,958 citations for Masao Omata, an h-index of 134, ranking #301,762 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.

Other researchers named Masao Omata

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Discussion

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