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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.

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ORCID — researcher identity
Crossref — publisher confirmation

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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.

John H. Kempen · Sankore

John H. Kempen

ORCID, self-asserted

ORCID 0000-0002-2967-4792

This profile carries an ORCID the researcher published on their own record — the strongest evidence available short of a human confirming it.

Publications

57

Citations

906

h-index

15

Computed over the works the graph holds, so it is a floor rather than a career figure.

i10-index

23

Affiliations

Every institution this scholar has appeared with on a work, by how many.

Addis Ababa University4 works
Hospital Fatuma Bourguiba Monastir4 works
University of Monastir4 works

Publications

4 works in the graph, newest first.

Global estimates on the number of people blind or visually impaired by glaucoma: A meta-analysis from 2000 to 2020
2024EyeJournalOpen access117 citations10.1038/s41433-024-02995-5
Global estimates on the number of people blind or visually impaired by diabetic retinopathy: a meta-analysis from 2000 to 2020
2024EyeJournalOpen access73 citations10.1038/s41433-024-03101-5
Global estimates on the number of people blind or visually impaired by age-related macular degeneration: a meta-analysis from 2000 to 2020
2024EyeJournalOpen access54 citations10.1038/s41433-024-03050-z
Global estimates on the number of people blind or visually impaired by Uncorrected Refractive Error: a meta-analysis from 2000 to 2020
2024EyeJournalOpen access35 citations10.1038/s41433-024-03106-0