Countries
Institutions
Fields
Rankings
Compare

Search institutions, scholars, countries and publications

Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

Built from

OpenAlex — works, authorships, subject classification
ROR — institutional identity
ORCID — researcher identity
Crossref — publisher confirmation

Browse

Countries
Institutions
Fields
Rankings
What we cover

Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

Prevalence of refractive error in paediatric age group in a tertiary eye center in Onitsha, south east, Nigeria

2023International Journal of Medical and Health Sciences ResearchJournalOpen access

10.18488/9.v10i1.3362 Full text0 citations

Authors

4 authors across 3 institutions in 3 countries.

John C UbahFirst author
Kelechi R Onyenemezu
Obinna V Ikwuka
Chiristiana Chiamaka OkekeSenior author
- Nnamdi Azikiwe University Teaching Hospital (NG)
as printed: Chukwuemelie D Okeke

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Ophthalmology and Visual Health Researchlevel 3 · 0.99
Ophthalmology and Visual Impairment Studieslevel 3 · 0.95

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 9, 2026
2023 · International Journal of Medical and Health Sciences Research · 0 citations
https://openalex.org/W4376273171

Prevalence of refractive error in paediatric age group in a tertiary eye center in Onitsha, south east, Nigeria · Sankore