ÖRMECİ, N., et al. “Endoscopic Papillotomy in Infancy Due to Biliary Cutaneous Fistula”. Turkish Journal of Gastroenterology, vol. 4, no. 3, Jan. 1993, pp. 514-6, https://turkjgastroenterol.org/index.php/tjg/article/view/316.