Sierra Leone

Sierra Leone

Sierra Leone, officially the Republic of Sierra Leone, is a country on the west coast of West Africa. It is bordered to the southeast by Liberia and by Guinea to the north. Sierra Leone's land area is 73,252 km2. It has a tropical climate and environments ranging from savannas to rainforests. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Sierra Leone, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

82%


Total
Publications

4.3K


Total Open
Publications

3.5K


Total
Citations

73K


Open Access
Percentage

82%


Total
Publications

4.3K


Total Open
Publications

3.5K


Total
Citations

73K

Wikipedia

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Breakdown

28% 43% 11% 18%

Publisher Open

28%

Both

43%

Other Platform Open

11%

Closed

18%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

0100200300400500600700Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

53%OA Journal

OA Journal 53%

1.6K

Hybrid 31%

948

No Guarantees 16%

475

Other Platform Open

Domain 62%

1.4K

Institution 62%

1.4K

Other Internet 20%

463

Preprint 9%

201

Public 4%

82

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
1.5K
doaj.org OAI-PMH Repository
Institution
1.1K
DOI
Other Internet
320
Unknown Repository
Other Internet
173
Research Square
Preprint
93
medRxiv
Preprint
78
Figshare
Public
72
King's College London
Institution
59
Royal Netherlands Academy of Arts and Sciences
Institution
58
Europe PMC
Domain
53
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Data updated 18 June 2026

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