HosseinVerdi, Masoumeh, et al. “Irrational Beliefs, Health Promoting Behaviors, and Pain Perception in Patients With Irritable Bowel Syndrome: The Mediating Role of Behavioral Activation and Inhibition Systems”. Mental Health and Lifestyle Journal, Jan. 2027, pp. 1-14, https://mhljournal.com/index.php/mhlj/article/view/265.