Serum nitric oxide levels in chronic renal failure patients on maintenance hemodialysis. International Journal of Biomedical Research, [S. l.], v. 8, n. 10, p. 576–579, 2017. DOI: 10.7439/ijbr.v8i10.4444. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/4444. Acesso em: 2 apr. 2026.