Safari S, Parandin S, Akbari M. Developing a Hope Model Based on Cognitive Emotion Regulation Mediated by Spiritual Well-being in Patients with Heart Failure in Kermanshah and Its Effectiveness on Pain Tolerance. IJND. 2025;4(3):1-10. Accessed August 22, 2026. https://www.maherpub.com/index.php/jndd/article/view/536