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. Author manuscript; available in PMC: 2012 Jun 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2010 Jun 18;80(2):453–461. doi: 10.1016/j.ijrobp.2010.02.033

Figure 6.

Figure 6

Cumulative histogram of required uniform margins per patient to limit the reduction in D99 to the CTV to 1%, 2%, and 5%. Margins were estimated as the mean margin required for the 4 sets of patient plans with uniform margins.