Ojo-Fafore, E. ., Aigbavboa, C. . and Thwala, W. . (2021) “The Impact of the Covid 19 Pandemic on the Development of the Fourth Industrial Revolution in Southern Africa”, Journal of Intellectual Disability - Diagnosis and Treatment, 9(1), pp. 56–63. doi: 10.6000/2292-2598.2021.09.01.7.