Khan, M. A., B. O. . Okeah, E. L. . Mbivnjon, E. . Kisangala, and A. W. . Pritchard. “The Role of Community Health Workers in Oral Health Promotion and the Impact of Their Services in Sub-Saharan Africa: A Systematic Review”. South African Dental Journal, vol. 77, no. 05, Aug. 2022, pp. 285-93, doi:10.17159/2519-0105/2022/v77no5a5.