184 Appendices in children in sub-Saharan Africa. Journal of Public Health in Africa, 13(3). https://doi. org/10.4081/jphia.2022.2151 Williams V, Calnan M, Edem B, et al. GeneXpert rollout in three high-burden tuberculosis countries in Africa: A review of pulmonary tuberculosis diagnosis and outcomes from 2001 to 2019. Afr J Lab Med. 2022;11(1), a1811. https://doi.org/10.4102/ ajlm.v11i1.1811 (Accepted May 2022 – In print) Williams, V., Edem, B., Onwuchekwa, C. et al. COVID-19-related research in Africa: a cross-sectional review of the International Clinical Trial Registration Platform (ICTRP). Trials 22, 682 (2021). https://doi.org/10.1186/s13063-021-05621-x Edem, B., Onwuchekwa, C., Wariri, O., Nkereuwem, E., Nkereuwem O., Williams, V. Trends in clinical trial registration in sub-Saharan Africa between 2010 and 2020: a cross-sectional review of three clinical trial registries. Trials 22, 472 (2021). https://doi.org/10.1186/s13063021-05423-1 Williams V, Edem B, Calnan M, Otwombe K, Okeahalam C. Considerations for Establishing Successful Coronavirus Disease Vaccination Programs in Africa. Emerg Infect Dis. 2021 Jun 17;27(8). https://doi.org/10.3201/eid2708.203870. PMID: 34138694. Okoro, C. , Onyenweaku, E. , Okwudire, E. , Kalu, M. , Kusimo, O. and Williams, V. (2021) Tuberculosis and COVID-19 Screening at Health Facilities: A Cross-Sectional Survey of Health Care Workers in Nigeria during the COVID-19 Pandemic. Journal of Tuberculosis Research, 9, 18-30. Doi: 10.4236/jtr.2021.91002. Okeahalam C, Williams V, Otwombe K (2020). Factors associated with COVID-19 infections and mortality in Africa: A cross-sectional study using publicly available data. BMJ Open (In Press). BMJ Open. 2020 Nov 11;10(11):e042750. https://doi.org/10.1136/ bmjopen-2020-042750 Onwuchekwa C, Edem B, Williams V and Oga E. Estimating the impact of pneumococcal conjugate vaccines on childhood pneumonia in sub-Saharan Africa: A systematic review. F1000Research 9:765 ,2020 (https://doi.org/10.12688/f1000research.25227.2) Williams, VM Prevalence of latent tuberculosis using the tuberculin skin test in two human immunodeficiency virus endemic municipalities in South Africa (2016 – 2018). M.Sc Thesis – School of Public Health, University of the Witwatersrand, Johannesburg, South Africa (2019). https://wiredspace.wits.ac.za/handle/10539/29881
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