Gender and environmental influences on visual acuity in Owerri, Nigeria. Nigerian Journal of Physiological Sciences, [S. l.], v. 29, n. 1, p. 017 –022, 2021. Disponível em: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1802. Acesso em: 5 अप्रैल. 2026.