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Authors
Nnaji, Daniel Ugochukwu https://orcid.org/0009-0007-0873-2109
Okongo, Walter https://orcid.org/0000-0003-4859-2247
Diallo, Boubacar https://orcid.org/0009-0009-1374-1960
Aguegboh, Nnaemeka Stanley https://orcid.org/0000-0001-6985-0706
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Article History
Received: 1 December 2025
Accepted: 20 March 2026
First Online: 2 April 2026
Declarations
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: This study used publicly available aggregated COVID-19 data and did not involve direct participation of human subjects or access to identifiable personal data. Therefore, ethical approval and informed consent were not required.
: Not applicable.
: The authors declare no competing interests.
