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Trends in initial treatment of new localized prostate cancer by Gleason score, SEER-Medicare, 2004–2015. Percent of patients undergoing prostatectomy, IMRT, other active treatment, active surveillance, or no treatment by treatment year and Gleason score (6 and below, 7 and above). IMRT = intensity-modulated radiation therapy, SEER = Surveillance, Epidemiology, and End Results.
