Aderonke, Kayode Anthonia, et al. “An Empirical Investigation of the Prevalence of Osteoarthritis in South West Nigeria: A Population-Based Study”. International Journal of Online and Biomedical Engineering (iJOE), vol. 16, no. 01, Jan. 2020, pp. pp. 100-114, doi:10.3991/ijoe.v16i01.11554.