„Prevalence, Correction Coverage, Unmet Need and Impact on the Quality of Life of Presbyopia among Market Traders in Ibadan, Nigeria“, AJBR, том 23, изд. Special Edition 1, стр. 75–79, Јули 2020, приступљено: 08. Април 2026. [на Интернету]. Available at: https://www.ojshostng.com/index.php/ajbr/article/view/367