Correlation between Glomerular Filtration Rate And Serum Erythropoietin Level in Children with Advanced (Stages 3 to 5) Chronic Kidney Disease with Anemia: A Cross-sectional Study. The Insight, Dhaka, BD, v. 9, n. 02, p. 381–387, 2026. DOI: 10.5281/zenodo.20560681. Disponível em: https://www.bdjournals.org/insight/article/view/1222. Acesso em: 11 jul. 2026.