RAO, B. Y. B.; VAIRAGYAM, R. A retrospective study of correlation of risk factors with severity of diabetic retinopathy. International Journal of Health and Clinical Research, [S. l.], v. 4, n. 4, p. 63–66, 2021. Disponível em: https://ijhcr.com/index.php/ijhcr/article/view/973. Acesso em: 1 sep. 2024.