Fig. 3From: Registration error of the liver CT using deformable image registration of MIM Maestro and Velocity AIA case with a small registration error for both MIM and Velocity. Proton beams at 72.6 GyE were delivered to the tumor in S4 7.8 months before. The fiducial registration error was 1.8 mm in MIM and 1.9 mm in Velocity, the shortest among all the patientsBack to article page