W. W. . de Souza Amorim, G. L. de S. . Gonzalez, T. N. de S. . Mont’Alverne, F. A. A. de Oliveira, T. C. U. . Pereira, and A. T. . de Oliveira, “Use of the endoscopic vacuum therapy technique for the treatment of esophageal fistulas: an integrative review and clinical case series study”, Braz J Case Rep., vol. 2, no. 1, pp. 65–82, Feb. 2022.