Mvomo , N.L.D.A. et al. 2022. SEROPREVALENCE OF ANTI-SARS-COV-2 ANTIBODIES IN FRONT-LINE MEDICAL AND NON-MEDICAL STAFF AT THE JORDAN MEDICAL SERVICES, CAMEROON: DESCRIPTIVE CROSS-SECTIONAL STUDY. Journal of Advance Research in Pharmacy and Biological Science (ISSN 2208-2360) . 8, 4 (Apr. 2022), 1–8. DOI:https://doi.org/10.53555/nnpbs.v8i4.1206.