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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2012 Oct 23;85(1):10.1016/j.ijrobp.2012.08.036. doi: 10.1016/j.ijrobp.2012.08.036

Figure 1.

Figure 1

Kaplan-Meier estimate of FFS based on pre-RT PSA.

pre-RT PSA = pre-radiotherapy prostate specific antigen, RT = radiation therapy.