About the Authors

Foday Mamoud Kamara

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Supervision, Validation, Writing – review & editing

Affiliation Njala University, Mokonde, Sierra Leone

Esther Yei Mokuwa

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Supervision, Validation, Writing – review & editing

Affiliation Njala University, Mokonde, Sierra Leone

Paul Richards

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Writing – original draft

prichards@njala.edu.sl

Affiliation Njala University, Mokonde, Sierra Leone

Competing Interests

The authors have declared that no competing interests exist.