Casad , Madeleine, and Parichehr Mehdiabadi. “Trait Emotional Stability As a Protective Factor Against Psychosomatic Symptom Amplification: A Multilevel Mediation Analysis”. Journal of Personality and Psychosomatic Research (JPPR) (April 1, 2026): 1–12. Accessed February 20, 2026. https://journals.kmanpub.com/index.php/jppr/article/view/5106.