„Prevalence, Correction Coverage, Unmet Need and Impact on the Quality of Life of Presbyopia among Market Traders in Ibadan, Nigeria”, AJBR, vol. 23, nr. Special Edition 1, pp. 75–79, iul. 2020, Data accesării: 6 aprilie 2026. [Online]. Disponibil la: https://www.ojshostng.com/index.php/ajbr/article/view/367