DEDELİ, Özden, İlker TURAN, Ramazan ÖZTÜRK, and Serhat BOR. “Normative Values of the Balloon Expulsion Test in Healthy Adults”. Turkish Journal of Gastroenterology 18, no. 3 (January 3, 2007): 177–181. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/1595.