R. O. Adebisi, N. A. LIMAN, and S. A. RASAKI, “The Prevalence, Identification Process and Intervention Strategies of Children with Intellectual Disabilities: A Report of an Institution’s Fieldwork”, Int J Innov Educ Res, vol. 4, no. 1, pp. 54–61, Jan. 2016, doi: 10.31686/ijier.vol4.iss1.509.