Selda Karaveli Çakır, and Sami Evirgen. “The Effect of Virtual Reality on Pain and Anxiety During Colonoscopy: A Randomized Controlled Trial”. Turkish Journal of Gastroenterology 32, no. 5 (May 1, 2021): 451–457. Accessed July 11, 2025. https://tjg.avesjournals.com/index.php/tjg/article/view/4059.