Piñeyro, A., L. E. Bergalli, and H. Navarrete. “Mixed Polyposis of the Colon”. Revista Cirugía Del Uruguay, vol. 70, no. 1-2, Apr. 2000, pp. 72-74, https://revista.scu.org.uy/index.php/cir_urug/article/view/4387.