Castillo Orozco, Juliana, et al. “Persistent Proteinuria in Pediatric Patients, Histopathological Characterization and Its Influence on Chronic Kidney Disease Progression”. Medicina UPB, vol. 37, no. 1, June 2018, pp. 9-16, https://doi.org/10.18566/medupb.v37n1.a02.