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. Author manuscript; available in PMC: 2011 Nov 15.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2010 Jul 2;78(4):1253–1260. doi: 10.1016/j.ijrobp.2010.01.069

Figure 4.

Figure 4

Incidence of grade ≥2 late rectal toxicity at 5 years by prescription dose level in RTOG 94-06. Points are plotted at the mean value of NTCP per dose level. Horizontal error bars show ±1 standard deviation; vertical error bars show ±1 standard error.