Wajerowska, W., Nawracaj, B., Browarny, S., Dubniański, B., Fudali , K., Hejnowicz, M., … Stawińska, K. (2026). Assessing Overtraining Syndrome in Competitive Athletes: Biomarkers, Screening Tools, and Clinical Correlates. Quality in Sport, 55, 71097. https://doi.org/10.12775/QS.2026.55.71097