Alvarado, Sofía, et al. “Alexithymia, Interoceptive Awareness, and Autonomic Indices: A Machine-Learning Approach to Psychosomatic Vulnerability”. Journal of Personality and Psychosomatic Research (JPPR), vol. 4, no. 3, July 2026, pp. 1-11, https://www.journals.kmanpub.com/index.php/jppr/article/view/5888.