Systemic Effects of Radiotherapy in Ductal Carcinoma In Situ
Giannakeas and colleagues1 report results of a cohort study of more than 140 000 women with primary ductal carcinoma in situ (DCIS) treated by lumpectomy alone, lumpectomy plus radiation, or mastectomy enrolled in the Surveillance, Epidemiology, and End Results (SEER) database from 1998 to 2014….