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Hospital / health system · Libreville · Gabon

Libreville Hospital

In research, Libreville Hospital stands highest in Health Sciences (#6,272 of 9,902 worldwide) and Medicine (#5,710 of 8,541 worldwide), 2022-now.

ROR OpenAlex
World rank, 2022-now
#18,552
of 22,385 · #23,407 all time
Rank in Gabon
#4
of 5
Research works
495
▲ 42% vs 2018-21
Citations
1.7k
3.3 per fractional work
Top-10% rate
3.7%
all institutions 10.0%
vs its own fields
0.91×
1.00× is exactly expected
Open access
52%
world 40%
International
22%
world 18%
Libreville Hospital

What is Libreville Hospital known for in research?

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

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #6,272 of 9,902 3.8%105 #11177
MedicineField #5,710 of 8,541 1.7%92 #9847

Each strip is that field's whole ranked pool, with the notch where Libreville Hospital 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Libreville Hospital work in?

In 2022-now, 81% of research at Libreville Hospital is in Health Sciences, 8% in Life Sciences. Its largest fields are Medicine (71%), Health Professions (9%), Social Sciences (5%). It does 3.4× the world's share of Health Sciences.

Health Sciences: 162 fractional works · 81.4% of its workMedicine: 141 fractional works · 71.1% of its workEpidemiology: 17 fractional works · 8.4% of its workSurgery: 17 fractional works · 8.3% of its workPublic Health, Environmental and Occupational Health: 10 fractional works · 5.2% of its workCardiology and Cardiovascular Medicine: 10 fractional works · 5.0% of its workPulmonary and Respiratory Medicine: 8 fractional works · 4.2% of its workInfectious Diseases: 8 fractional works · 4.1% of its workEndocrinology, Diabetes and Metabolism: 8 fractional works · 3.8% of its workPediatrics, Perinatology and Child Health: 6 fractional works · 3.1% of its workRheumatology: 5 fractional works · 2.7% of its workEmergency Medicine: 5 fractional works · 2.6% of its workOphthalmology: 5 fractional works · 2.4% of its workNeurology: 4 fractional works · 2.2% of its workHematology: 4 fractional works · 2.1% of its workGenetics: 3 fractional works · 1.6% of its workPsychiatry and Mental health: 3 fractional works · 1.6% of its workObstetrics and Gynecology: 3 fractional works · 1.5% of its workPathology and Forensic Medicine: 3 fractional works · 1.5% of its workOncology: 3 fractional works · 1.4% of its workCritical Care and Intensive Care Medicine: 3 fractional works · 1.3% of its workReproductive Medicine: 2 fractional works · 1.1% of its workRehabilitation: 2 fractional works · 1.0% of its workRadiology, Nuclear Medicine and Imaging: 2 fractional works · 0.9% of its workDermatology: 2 fractional works · 0.8% of its workPhysiology: 1 fractional works · 0.7% of its workOtorhinolaryngology: 1 fractional works · 0.5% of its workUrology: 1 fractional works · 0.5% of its workNephrology: 1 fractional works · 0.5% of its workBiochemistry: 1 fractional works · 0.4% of its workPharmacology: 1 fractional works · 0.3% of its workInternal Medicine: 1 fractional works · 0.3% of its workImmunology and Allergy: 1 fractional works · 0.3% of its workHepatology: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.7% of its workHealth Professions: 18 fractional works · 9.2% of its workGeneral Health Professions: 11 fractional works · 5.4% of its workHealth Information Management: 3 fractional works · 1.5% of its workEmergency Medical Services: 1 fractional works · 0.6% of its workSpeech and Hearing: 1 fractional works · 0.6% of its workOccupational Therapy: 1 fractional works · 0.6% of its workSmaller subfields together: 1 fractional works · 0.4% of its workDentistry: 1 fractional works · 0.4% of its workOral Surgery: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.0% of its workNursing: 1 fractional works · 0.4% of its workNutrition and Dietetics: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workVeterinary: 1 fractional works · 0.3% of its workSmall Animals: 1 fractional works · 0.3% of its workLife Sciences: 16 fractional works · 8.0% of its workBiochemistry, Genetics and Molecular Biology: 8 fractional works · 4.0% of its workGenetics: 3 fractional works · 1.5% of its workMolecular Biology: 3 fractional works · 1.4% of its workCell Biology: 2 fractional works · 0.8% of its workSmaller subfields together: 1 fractional works · 0.3% of its workImmunology and Microbiology: 5 fractional works · 2.3% of its workVirology: 2 fractional works · 0.8% of its workImmunology: 2 fractional works · 0.8% of its workParasitology: 1 fractional works · 0.4% of its workMicrobiology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 2 fractional works · 1.1% of its workPlant Science: 1 fractional works · 0.3% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.5% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.3% of its workPharmacology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNeuroscience: 1 fractional works · 0.3% of its workSocial Sciences: 16 fractional works · 7.9% of its workSocial Sciences: 9 fractional works · 4.7% of its workSociology and Political Science: 7 fractional works · 3.3% of its workEducation: 1 fractional works · 0.4% of its workHealth: 1 fractional works · 0.4% of its workUrban Studies: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workPsychology: 2 fractional works · 1.2% of its workSocial Psychology: 1 fractional works · 0.6% of its workClinical Psychology: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 2 fractional works · 0.9% of its workManagement of Technology and Innovation: 2 fractional works · 0.9% of its workSmaller subfields together: 0 fractional works · 0.0% of its workArts and Humanities: 1 fractional works · 0.7% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.4% of its workEconomics and Econometrics: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPhysical Sciences: 5 fractional works · 2.7% of its workEnvironmental Science: 3 fractional works · 1.5% of its workEcology: 1 fractional works · 0.4% of its workNature and Landscape Conservation: 1 fractional works · 0.4% of its workGlobal and Planetary Change: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workEngineering: 1 fractional works · 0.4% of its workComputer Science: 1 fractional works · 0.3% of its workPhysics and Astronomy: 0 fractional works · 0.2% of its workMaterials Science: 0 fractional works · 0.1% of its workEarth and Planetary Sciences: 0 fractional works · 0.1% of its workEnergy: 0 fractional works · 0.1% of its workMathematics: 0 fractional works · 0.0% of its workALL ITS WORKLibrevilleHospital199fractional works, 2022-now
Life Sciences8%Physical Sciences3%Health Sciences81%Social Sciences8%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 24 fields, with their numbers
    1. Medicine14171.1%
    2. Health Professions189.2%
    3. Dentistry10.4%
    4. Nursing10.4%
    5. Veterinary10.3%
    1. Biochemistry, Genetics and Molecular Biology84.0%
    2. Immunology and Microbiology52.3%
    3. Agricultural and Biological Sciences21.1%
    4. Pharmacology, Toxicology and Pharmaceutics10.3%
    5. Neuroscience10.3%
    1. Social Sciences94.7%
    2. Psychology21.2%
    3. Business, Management and Accounting20.9%
    4. Arts and Humanities10.7%
    5. Economics, Econometrics and Finance10.4%
    1. Environmental Science31.5%
    2. Engineering10.4%
    3. Computer Science10.3%
    4. Physics and Astronomy00.2%
    5. Materials Science00.1%
    6. Earth and Planetary Sciences00.1%
    7. Energy00.1%
    8. Mathematics00.0%
    9. Chemistry00.0%
All of science, and how each field's share has moved since 1950: the Science domain explorer

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: 0.23× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.75× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 2.28× its world share, 5 worksImmunology and Micro…Neuroscience: 0.16× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.99× its world share, 1 worksPharmacology, Toxico…Computer Science: 0.04× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.04× its world share, 0 worksEarth and Planetary …Energy: 0.06× its world share, 0 worksEnergyEngineering: 0.02× its world share, 1 worksEngineeringEnvironmental Science: 0.30× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.04× its world share, 0 worksMaterials ScienceMathematics: 0.03× its world share, 0 worksMathematicsPhysics and Astronomy: 0.09× its world share, 0 worksPhysics and AstronomyDentistry: 0.83× its world share, 1 worksDentistryHealth Professions: 3.48× its world share, 18 worksHealth ProfessionsMedicine: 3.70× its world share, 141 worksMedicineNursing: 0.75× its world share, 1 worksNursingVeterinary: 2.47× its world share, 1 worksVeterinaryArts and Humanities: 0.25× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.29× its world share, 2 worksBusiness, Management…Economics, Econometrics and Finance: 0.19× its world share, 1 worksEconomics, Econometr…Psychology: 0.38× its world share, 2 worksPsychologySocial Sciences: 0.37× its world share, 9 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.7×. Every wedge is a field page.

All 23 fields, with their numbers
  1. Medicine3.70×141 works
  2. Health Professions3.48×18 works
  3. Veterinary2.47×1 works
  4. Immunology and Microbiology2.28×5 works
  5. Pharmacology, Toxicology and Pharmaceutics0.99×1 works
  6. Dentistry0.83×1 works
  7. Biochemistry, Genetics and Molecular Biology0.75×8 works
  8. Nursing0.75×1 works
  9. Psychology0.38×2 works
  10. Social Sciences0.37×9 works
  11. Environmental Science0.30×3 works
  12. Business, Management and Accounting0.29×2 works
  13. Arts and Humanities0.25×1 works
  14. Agricultural and Biological Sciences0.23×2 works
  15. Economics, Econometrics and Finance0.19×1 works
  16. Neuroscience0.16×0 works
  17. Physics and Astronomy0.09×0 works
  18. Energy0.06×0 works
  19. Computer Science0.04×1 works
  20. Earth and Planetary Sciences0.04×0 works
  21. Materials Science0.04×0 works
  22. Mathematics0.03×0 works
  23. Engineering0.02×1 works

Who are the top researchers at Libreville Hospital?

Ranked on the quality score, Professor Kelly Mua Kingsly, Natacha Boumas and Jean Bruno Mipinda lead among researchers whose main affiliation is Libreville Hospital.

  1. 1 Professor Kelly Mua Kingsly Gabon · #2,513,495 worldwide 1 citations · 52 works
  2. 2 Natacha Boumas Gabon · #2,553,568 worldwide 46 citations · 20 works
  3. 3 Jean Bruno Mipinda Gabon · #2,931,734 worldwide 313 citations · 25 works
  4. 4 Professor Kelly Mua Kingsly Gabon · #2,983,027 worldwide 2 citations · 21 works
  5. 5 Professor Kelly Kingsly Gabon · #3,010,239 worldwide 2 citations · 20 works
  6. 6 Professor Kelly Mua Kingsly Gabon · #3,134,093 worldwide 0 citations · 16 works
  7. 7 Henri Kouam Gabon · #3,343,273 worldwide 56 citations · 25 works
  8. 8 Jean‐François Meye Gabon · #3,693,984 worldwide 260 citations · 23 works
  9. 9 J.F. Meye Gabon · #3,801,707 worldwide 271 citations · 19 works
  10. 10 Éric Baye Gabon · #3,888,928 worldwide 33 citations · 22 works
All ranked researchers at Libreville Hospital

What are the most cited papers from Libreville Hospital?

The most cited paper from Libreville Hospital is "Elacestrant (oral selective estrogen receptor degrader) Versus Standard Endocrine Therapy for Estrogen Receptor–Positive, Human Epidermal Growth Factor Receptor 2–Negative Advanced Breast Cancer: Results From the Randomized Phase III EMERALD Trial" (François‐Clément Bidard et al., 2022), with 754 citations. Next come "Global Retinoblastoma Presentation and Analysis by National Income Level" (382) and "Severe falciparum malaria in Gabonese children: clinical and laboratory features." (221).

Most cited papers
#PaperReleasedCitations
1 Elacestrant (oral selective estrogen receptor degrader) Versus Standard Endocrine Therapy for Estrogen Receptor–Positive, Human Epidermal Growth Factor Receptor 2–Negative Advanced Breast Cancer: Results From the Randomized Phase III EMERALD Trial François‐Clément Bidard et al. · Journal of Clinical Oncology Open access 18 May 2022 754
2 Global Retinoblastoma Presentation and Analysis by National Income Level Global Retinoblastoma Study Group et al. · JAMA Oncology Open access473 authors 27 Feb 2020 382
3 Severe falciparum malaria in Gabonese children: clinical and laboratory features. Arnaud Dzeing‐Ella, Pascal C Nze Obiang, R Tchoua et al. · Malaria Journal Open access 2005 221
4 Ebola Virus Antibodies in Fruit Bats, Ghana, West Africa David T. S. Hayman, Meng Yu, Gary S. Crameri et al. · Emerging infectious diseases Open access 14 Jun 2012 165
5 COVID-19 infection and oxidative stress: an under-explored approach for prevention and treatment? Marie-Pierrette Ntyonga-Pono · Pan African Medical Journal Open access 29 Apr 2020 119
All 63 most cited papers, with filters and sorting

Which keywords describe research at Libreville Hospital?

By fractional works in 2022-now, weighted toward what it does more of than the world: Epidemiology, Global Burden, Diagnosis, Public Health, Risk Factors, Cardiovascular Disease, Management and Vaccine Development.

▲ 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-now 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. Epidemiology41▲ 5.1×75 topics
  2. Global Burden12▲ 11×11 topics
  3. Public Health12▲ 4.0×22 topics
  4. Risk Factors11▲ 4.8×17 topics
  5. Cardiovascular Disease10▲ 4.5×18 topics
  6. Diagnosis10▲ 5.5×25 topics
  7. Management9▲ 5.6×20 topics
  8. Inflammation8▲ 2.0×20 topics
  9. Treatment8▲ 3.4×22 topics
  10. Vaccine Development7▲ 14×7 topics
  11. Diabetes7▲ 6.8×8 topics
  12. Immune Response7▲ 5.9×13 topics
  13. Quality of Life6▲ 2.1×17 topics
  14. Surgical Management6▲ 7.4×8 topics
  15. Global Prevalence6▲ 28×2 topics
  16. Guidelines5▲ 5.6×9 topics
  17. Ethnicity5▲ 6.7×2 topics
  18. Healthcare Legislation5▲ 43×1 topic
  19. Patient Rights5▲ 35×1 topic
  20. Vaccine5▲ 6.1×10 topics
  21. Cancer Incidence5▲ 17×4 topics
  22. Antiretroviral Therapy4▲ 13×6 topics
  23. Pathogenesis4▲ 4.2×13 topics
  24. Africa4▲ 51×1 topic
  25. Decentralization4▲ 10×2 topics
  26. Governance4▲ 6.5×2 topics
  27. Social Movements4▲ 7.1×1 topic
  28. Drug Resistance4▲ 7.0×7 topics
  29. Immunosuppressive Therapy4▲ 10×6 topics
  30. Maternal Mortality4▲ 8.6×4 topics
  31. Clinical Outcomes4▲ 8.7×5 topics
  32. Infection4▲ 7.5×6 topics
  33. Myopia4▲ 28×2 topics
  34. Refractive Error4▲ 41×1 topic
  35. Visual Impairment4▲ 32×1 topic
  36. Genome Sequence3▲ 21×2 topics
  37. Insecticide Resistance3▲ 21×2 topics
  38. Revascularization3▲ 11×2 topics
  39. Human Papillomavirus3▲ 13×3 topics
  40. Artemisinin Resistance3▲ 49×1 topic

Which research topics does Libreville Hospital publish most on?

By volume in 2022-now: Health, Medicine and Society, African Studies and Ethnography, Ophthalmology and Visual Impairment Studies and Malaria Research and Control.

Health, Medicine and Soc…5Health, Medicine and Society: 5 fractional worksAfrican Studies and Ethn…4African Studies and Ethnography: 4 fractional worksOphthalmology and Visual…4Ophthalmology and Visual Impairment Studies: 4 fractional worksMalaria Research and Con…3Malaria Research and Control: 3 fractional worksGlobal Health and Epidemiology: 3 fractional worksAcute Ischemic Stroke Management: 3 fractional worksFacial Trauma and Fractu…2Facial Trauma and Fracture Management: 2 fractional worksMosquito-borne diseases and control: 2 fractional worksHealthcare Systems and Practices: 2 fractional worksCervical Cancer and HPV …2Cervical Cancer and HPV Research: 2 fractional works
General Health ProfessionsSociology and Political ScienceEpidemiologyPublic Health, Environmental and Occupational Health2 others

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

  1. 1 Health, Medicine and Society General Health Professions 5 works
  2. 2 African Studies and Ethnography Sociology and Political Science 4 works
  3. 3 Ophthalmology and Visual Impairment Studies Epidemiology 4 works
  4. 4 Malaria Research and Control Public Health, Environmental and Occupational Health 3 works
  5. 5 Global Health and Epidemiology Health Information Management 3 works
  6. 6 Acute Ischemic Stroke Management Epidemiology 3 works
  7. 7 Facial Trauma and Fracture Management Surgery 2 works
  8. 8 Mosquito-borne diseases and control Public Health, Environmental and Occupational Health 2 works
  9. 9 Healthcare Systems and Practices General Health Professions 2 works
  10. 10 Cervical Cancer and HPV Research Epidemiology 2 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 available52.5%not open47.5%

World: 40% of research is openly available.

with international co-authors21.5%domestic only78.5%

World: 18% is written across borders.

How has Libreville Hospital's research output changed?

Output in 2022-2025 was 42% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

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

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Libreville Hospital as a percentage of every work published that year, 0.00059% in 2024.

still counting0.0010%0.0020%Libreville Hospital0.00071% in 202519801990200020102020

Fractional works of Libreville Hospital over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%all institutions10.0% in 2025Libreville Hospital3.2% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 11.4% in 2023.

Other research institutions in Libreville

All research institutions in Libreville

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Libreville Hospital on Science Explorer

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