Bolashvili , M. ., & Beridze, N. (2026). A Network‑Informed Machine Learning Model of How Trait Negative Affectivity and Pain Catastrophizing Predict Somatic Symptom Intensity. Journal of Personality and Psychosomatic Research (JPPR), 1-10. https://journals.kmanpub.com/index.php/jppr/article/view/5156