Seroprevalence of Anti-Sars-Cov-2 Antibodies among Patients Visiting Hospital-Based Sentinel Sites in the Rift Valley Region, Kenya: DOI: https://dx.doi.org/10.4314/ajhs.v38i1.2. (2025). African Journal of Health Sciences, 38(1). https://ojs.ajhsjournal.or.ke/index.php/home/article/view/464