AMMAR K. MADLOOL. Study of Vitamin B12 Status among Older Adult Iraqi Patients with Diabetic Retinopathy. Journal of Kufa for Chemical Sciences, Kufa, Najaf, IRAQ, v. 4, n. 2, p. 408–417, 2025. DOI: 10.36329/jkcm/2025/v4.i2.16413. Disponível em: https://journal.uokufa.edu.iq/index.php/jkcs/article/view/16413. Acesso em: 12 oct. 2026.