Comparative Analysis Of Erythropoietin Alfa And Darbepoetin Alfa On Hemoglobin Levels In Chronic Kidney Disease Patients: An Observational Study In Iraq. International Journal of Environmental Sciences, [S. l.], p. 2758–2767, 2025. DOI: 10.64252/4468nx79. Disponível em: https://theaspd.com/index.php/ijes/article/view/7650.. Acesso em: 6 aug. 2026.