J Med Phys Close
 

Figure 3: Computed tomography number measured at center (C) and four peripheral positions (North [N], South [S], East [E], and West [W]) along the z-axis for (a) head and (b) body phantoms, using 120 kVp

Figure 3: Computed tomography number measured at center (C) and four peripheral positions (North [N], South [S], East [E], and West [W]) along the z-axis for (a) head and (b) body phantoms, using 120 kVp