Comparison of the adequacy of dialysis and urea recirculation in patients with symmetrical tip and stepped tip catheters on chronic hemodialysis. Revista de la Sociedad Ecuatoriana de Nefrología, Diálisis y Trasplante, [S. l.], v. 11, n. 1, p. 65–72, 2023. DOI: 10.56867/. Disponível em: https://rev-sen.ec/index.php/revista/article/view/49. Acesso em: 27 apr. 2025.