Review
Copyright ©The Author(s) 2016.
World J Radiol. Dec 28, 2016; 8(12): 902-915
Published online Dec 28, 2016. doi: 10.4329/wjr.v8.i12.902
Figure 1
Figure 1 Estimated number of computed tomography scans performed annually in the United States (Image directly from ref. [22]). CT: Computed tomography.