Akarsu, Mesut, Funda Uğur Kantar, and Hale Akpınar. “Double-Balloon Endoscopy in Patients With Peutz-Jeghers Syndrome”. Turkish Journal of Gastroenterology 23, no. 5 (January 5, 2012): 496–502. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/2119.