Ann Intern Med -- Wilt et al. 148 (6): 435 Figure 1

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Figure 1. Overall survival at time points, by treatment, from nonrandomized studies.

The symbol size is proportional to the number of patients: <50, 50–150, 150–300, or >300. Brachy = brachytherapy; C-EBRT = conformal external-beam radiation therapy, EBRT = external-beam radiation therapy; RP = radical prostatectomy; WW = watchful waiting.