Josiah, B. O., C. Uzor, B. A. Duncan, E. C. Enebeli, and N. L. Otoboyor. “Efficacy, Safety, And Public Attitude Towards Covid 19 Vaccines: A Systematic Review”. PAN AFRICA SCIENCE JOURNAL, vol. 3, no. 03, Nov. 2023, doi:10.47787/pasj.v3i04.56.