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Government institution · Yerevan · Armenia

National Institute of Health

In research, National Institute of Health stands highest in Health Sciences (#5,591 of 11,982 worldwide) and Medicine (#5,551 of 10,443 worldwide), 2022–2025.

nih.amROR OpenAlex
World rank, 2022–2025
#11,314
of 28,054 · #8,965 all time
Rank in Armenia
#10
of 28
Research works
2.2k
▲ 18% vs 2013–17
Citations
36k
16.3 per fractional work
Top-10% rate
13.2%
record average 16.5%
Open access
67%
world 28%

What is National Institute of Health known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #5,591 of 11,982 11.6%102 #7636
MedicineField #5,551 of 10,443 12.4%80 #6714

Each strip is that field’s whole ranked pool, with the notch where National Institute of Health sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.55× its world share, 5 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.08× its world share, 11 worksBiochemistry, Geneti…Immunology and Microbiology: 2.62× its world share, 5 worksImmunology and Micro…Neuroscience: 1.69× its world share, 5 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.63× its world share, 2 worksPharmacology, Toxico…Chemical Engineering: 0.21× its world share, 0 worksChemical EngineeringChemistry: 0.50× its world share, 2 worksChemistryComputer Science: 0.16× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 0.05× its world share, 0 worksEarth and Planetary …Energy: 0.04× its world share, 0 worksEnergyEngineering: 0.18× its world share, 5 worksEngineeringEnvironmental Science: 1.49× its world share, 14 worksEnvironmental ScienceMaterials Science: 0.18× its world share, 1 worksMaterials ScienceMathematics: 0.24× its world share, 0 worksMathematicsPhysics and Astronomy: 0.28× its world share, 1 worksPhysics and AstronomyDentistry: 1.70× its world share, 2 worksDentistryHealth Professions: 3.87× its world share, 19 worksHealth ProfessionsMedicine: 2.23× its world share, 80 worksMedicineNursing: 2.19× its world share, 2 worksNursingVeterinary: 0.79× its world share, 0 worksVeterinaryArts and Humanities: 0.07× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.23× its world share, 1 worksBusiness, Management…Decision Sciences: 0.33× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.58× its world share, 2 worksEconomics, Econometr…Psychology: 2.14× its world share, 12 worksPsychologySocial Sciences: 0.58× its world share, 14 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 3.9×. Every wedge is a field page.

Who are the top researchers at National Institute of Health?

Ranked on the composite score, Hisashi Kondo, Riichi Sakazaki and ISAMU TAGAYA lead among researchers whose main affiliation is National Institute of Health.

  1. 1 Hisashi Kondo Armenia · #175,127 worldwide 88 citations · 28 works
  2. 2 Riichi Sakazaki Armenia · #312,558 worldwide 162 citations · 52 works
  3. 3 ISAMU TAGAYA Armenia · #367,731 worldwide 67 citations · 25 works
  4. 4 Ken Yanagisawa Armenia · #374,610 worldwide 106 citations · 54 works
  5. 5 HIDEO FUKUMI Armenia · #407,098 worldwide 58 citations · 35 works
  6. 6 Ryosuke Murata Armenia · #463,794 worldwide 122 citations · 47 works
  7. 7 Kiyoshi Imaizumi Armenia · #494,869 worldwide 78 citations · 35 works
  8. 8 K Yasuraoka Armenia · #496,553 worldwide 27 citations · 29 works
  9. 9 Y. Komiya Armenia · #568,054 worldwide 51 citations · 45 works
  10. 10 KOOMI KANAI Armenia · #568,589 worldwide 48 citations · 43 works
All ranked researchers at National Institute of Health

Which keywords describe research at National Institute of Health?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Public Health, Health Effects, Quality of Life, SARS-CoV-2, Cardiovascular Disease, Mental Health and Inflammation.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Epidemiology20▲ 2.7×74 topics
  2. Public Health13▲ 4.7×35 topics
  3. Quality of Life8▲ 3.0×27 topics
  4. Health Effects8▲ 7.1×16 topics
  5. Inflammation8▲ 1.96×36 topics
  6. Cardiovascular Disease7▲ 3.4×21 topics
  7. Mental Health7▲ 2.5×23 topics
  8. Oxidative Stress7▲ 2.2×35 topics
  9. COVID-196▲ 2.5×17 topics
  10. Pandemic6▲ 3.0×10 topics
  11. Healthcare6▲ 2.6×11 topics
  12. Risk Factors5▲ 2.5×23 topics
  13. Treatment5▲ 2.2×27 topics
  14. SARS-CoV-25▲ 8.1×5 topics
  15. Depression5▲ 2.9×13 topics
  16. Mortality5▲ 4.4×11 topics
  17. Vaccine4▲ 5.6×10 topics
  18. Immune Response4▲ 3.9×12 topics
  19. Metabolic Syndrome4▲ 2.7×12 topics
  20. Biomarkers4▲ 3.1×13 topics
  21. Psychological Impact4▲ 6.5×7 topics
  22. Pathogenesis4▲ 3.9×12 topics
  23. Health Promotion4▲ 6.1×7 topics
  24. Environmental Exposure4▲ 18×3 topics
  25. Pedagogy3▲ 3.8×5 topics
  26. Toxicity3▲ 4.2×10 topics
  27. Embodiment3▲ 9.5×2 topics
  28. ACE2 Receptor3▲ 7.0×3 topics
  29. Social Sciences3▲ 12×2 topics
  30. Primary Care3▲ 4.2×8 topics
  31. Interactional Expertise3▲ 140×1 topic
  32. Tacit Knowledge3▲ 33×1 topic
  33. Health Disparities3▲ 5.5×6 topics
  34. Health Equity3▲ 5.3×4 topics
  35. Bioaccumulation3▲ 15×3 topics
  36. Cancer Risk3▲ 6.3×6 topics
  37. Global Distribution3▲ 22×2 topics
  38. Community Health2▲ 8.4×5 topics
  39. Phenomenology2▲ 12×2 topics
  40. Clinical Characteristics2▲ 9.3×2 topics

Which research topics does National Institute of Health publish most on?

By volume in 2022–2025: Education, Healthcare and Sociology Research, Research in Social Sciences, School Health and Nursing Education and Toxic Organic Pollutants Impact.

Education, Healthcare an…3Education, Healthcare and Sociology Research: 3 fractional worksResearch in Social Scien…2Research in Social Sciences: 2 fractional worksSchool Health and Nursing Education: 2 fractional worksToxic Organic Pollutants Impact: 2 fractional worksCOVID-19 and Mental Health: 2 fractional worksEffects and risks of endocrine disrupting chemicals: 2 fractional worksCOVID-19 Clinical Research Studies: 2 fractional worksSARS-CoV-2 and COVID-19 …1SARS-CoV-2 and COVID-19 Research: 1 fractional worksSleep and Wakefulness Research: 1 fractional worksAir Quality and Health Impacts: 1 fractional works
Social PsychologyEducationSpeech and HearingHealth, Toxicology and Mutagenesis3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Education, Healthcare and Sociology Research Social Psychology 3 works
  2. 2 Research in Social Sciences Education 2 works
  3. 3 School Health and Nursing Education Speech and Hearing 2 works
  4. 4 Toxic Organic Pollutants Impact Health, Toxicology and Mutagenesis 2 works
  5. 5 COVID-19 and Mental Health Clinical Psychology 2 works
  6. 6 Effects and risks of endocrine disrupting chemicals Health, Toxicology and Mutagenesis 2 works
  7. 7 COVID-19 Clinical Research Studies Infectious Diseases 2 works
  8. 8 SARS-CoV-2 and COVID-19 Research Infectious Diseases 1 works
  9. 9 Sleep and Wakefulness Research Cognitive Neuroscience 1 works
  10. 10 Air Quality and Health Impacts Health, Toxicology and Mutagenesis 1 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available67.1%not open32.9%

World: 28% of research is openly available.

with international co-authors42.4%domestic only57.6%

World: 19% is written across borders.

How has National Institute of Health's research output changed?

Output in 2018–2022 was 18% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Yerevan

All research institutions in Yerevan

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.