Silva, C. S. da; Braga, R. P.; Santos, N. de O. B. dos; Saturnino, B. A. 28567 – THE STAGING OF BREAST CANCER IN PATIENTS AGED 40 TO 50 YEARS ATTENDED BETWEEN 2015 AND 2019 AT THE UNIVERSITY OF VALE DO ITAJAÍ AND A PRIVATE CLINIC IN THE SOUTHERN REGION OF THE COUNTRY. MAST 2026, 34.