«Prevalence, Correction Coverage, Unmet Need and Impact on the Quality of Life of Presbyopia among Market Traders in Ibadan, Nigeria», AJBR, vol. 23, fasc. Special Edition 1, pp. 75–79, lug. 2020, Consultato: 6 giugno 2026. [Online]. Disponibile su: https://ojshostng.com/index.php/ajbr/article/view/367