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. Author manuscript; available in PMC: 2009 May 13.
Published in final edited form as: Phys Med Biol. 2008 Dec 10;54(1):117–133. doi: 10.1088/0031-9155/54/1/008

Figure 4.

Figure 4

Effect of field size on the necessary mAs/registration to achieve 95% of registrations with error less than x for 6 MV photons delivered to the phantom at 445 mu/min with θ = 90°.