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SARS-CoV-2 infection in Africa: a systematic review and meta-analysis of standardised seroprevalence studies, from January 2020 to December 2021.
Lewis HC, Ware H, Whelan M, Subissi L, Li Z, Ma X, Nardone A, Valenciano M, Cheng B, Noel K, Cao C, Yanes-Lane M, Herring BL, Talisuna A, Ngoy N, Balde T, Clifton D, Van Kerkhove MD, Buckeridge D, Bobrovitz N, Okeibunor J, Arora RK, Bergeri I; UNITY Studies Collaborator Group. Lewis HC, et al. Among authors: ma x. BMJ Glob Health. 2022 Aug;7(8):e008793. doi: 10.1136/bmjgh-2022-008793. BMJ Glob Health. 2022. PMID: 35998978 Free PMC article.
Protective effectiveness of previous SARS-CoV-2 infection and hybrid immunity against the omicron variant and severe disease: a systematic review and meta-regression.
Bobrovitz N, Ware H, Ma X, Li Z, Hosseini R, Cao C, Selemon A, Whelan M, Premji Z, Issa H, Cheng B, Abu Raddad LJ, Buckeridge DL, Van Kerkhove MD, Piechotta V, Higdon MM, Wilder-Smith A, Bergeri I, Feikin DR, Arora RK, Patel MK, Subissi L. Bobrovitz N, et al. Among authors: ma x. Lancet Infect Dis. 2023 May;23(5):556-567. doi: 10.1016/S1473-3099(22)00801-5. Epub 2023 Jan 18. Lancet Infect Dis. 2023. PMID: 36681084 Free PMC article.
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