Giant Cell Tumor of the Rib: A Report of Two Patients - Pena-Burgos, Eva Manuela; De las Heras, Estefania Romio; Bernabeu, Daniel; Iglesias-Urraca, Carmen; Callejas, Maria Eugenia Reguero; Pozo-Kreilinger, Jose Juan (International Journal Of Surgical Pathology, 2025)