Bespalova, V., S. Boridchenko, and S. Boiko. “Metastatic Relapse of Ewing Sarcoma With Parietal Bone Involvement and Intracranial Extension Following Euro-Ewing 2012 Protocol and Left Transfemoral Amputation”. The Ukrainian Scientific Medical Youth Journal, Vol. 163, no. 2, June 2026, pp. 125-31, doi:10.32345/USMYJ.2(163).2026.125-131.