GUDLAVALLETI, M. V. VISION 2020: the meaning and the spirit of the right to sight initiative. Nepalese Journal of Ophthalmology, [S. l.], v. 1, n. 2, p. 83–84, 2010. DOI: 10.3126/nepjoph.v1i2.3679. Disponível em: https://nepjol.info/index.php/NEPJOPH/article/view/3679. Acesso em: 1 jul. 2024.