Suiffet, Walter, Romeu Machado, Washington Liard, José Soto Cordano, and Dardo Vega. 1976. “Pharyngo-Esophageal! Diverticulum. Cricopharyngeal Ntiotomy. Diverticulopexis”. Cirugía Del Uruguay 46 (3):241-45. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/2777.