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. Author manuscript; available in PMC: 2015 Feb 19.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2014 Sep 12;90(4):952–958. doi: 10.1016/j.ijrobp.2014.07.028

Fig. 3.

Fig. 3

Comparison of liver tumor and diaphragm motion trajectories determined by using the tracking technique based on normalized cross-correlation in 3 orthogonal directions (superior–inferior [SI], anterior–posterior [AP], and medial–lateral [ML]) for patient 1.