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Nienaber A, Hayford FEA, Variava E, Martinson N, Malan L.Nienaber A, et al. Among authors: hayford fea.Front Immunol. 2021 Mar 12;12:623941. doi: 10.3389/fimmu.2021.623941. eCollection 2021.Front Immunol. 2021.PMID: 33777003Free PMC article.Review.
Appiah CA, Afriyie EO, Hayford FEA, Frimpong E.Appiah CA, et al. Among authors: hayford fea.Pan Afr Med J. 2020 Jun 29;36:136. doi: 10.11604/pamj.2020.36.136.16861. eCollection 2020.Pan Afr Med J. 2020.PMID: 32849991Free PMC article.