A study of plasma homocysteine levels in type 2 diabetes mellitus and its correlation with diabetic retinopathy. International Journal of Biomedical Research, [S. l.], v. 10, n. 8, p. e5221, 2019. DOI: 10.7439/ijbr.v10i8.5221. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/5221. Acesso em: 8 mar. 2026.