HİLMİOĞLU, Fatih, et al. “ENDOSCOPIC TREATMENT OF PANCREATIC PSEUDOCYST AND PANCREATIC PLEURAL EFFUSION”. Turkish Journal of Gastroenterology, vol. 4, no. 3, Jan. 1993, pp. 510-3, https://www.turkjgastroenterol.org/index.php/tjg/article/view/317.