Salarieh, Naghmeh, et al. “Esophageal Pleural Fistula in Esophageal Squamous Cell Carcinoma: A Diagnostic Challenge”. Asian Pacific Journal of Cancer Biology, vol. 8, no. 3, Aug. 2023, pp. 303-7, doi:10.31557/apjcb.2023.8.3.303-307.