Ruíz Murga, Javier, Carlos Tresierra Alegre, Antonio Zavaleta Moreno, Miguel Castillo Delgado, Raúl Santa María Barreto, and Ever Vásquez Mendoza. “Retroperitoneal Fibrosis: Clinical Case”. Vallejian Medical Journal 3, no. 2 (September 30, 2006): 129–132. Accessed July 22, 2024. https://revistas.ucv.edu.pe/index.php/revistamedicavallejiana/article/view/42.