Aydın, Gamze, Marieke L. van Engelenburg - van Lonkhuyzen, Seda Baktır, Ebru Kaya Mutlu, Caner Mutlu, and Rob A. de Bie. “The Turkish Version of the Childhood Bladder and Bowel Dysfunction Questionnaire (CBBDQ): Cross–cultural Adaptation, Reliability and Construct Validity”. Turkish Journal of Gastroenterology 31, no. 6 (January 6, 2020): 482–488. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/3599.