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Fig. 1. Process of acquiring the patient’s image in a virtual space. (A) The computed tomographic image is obtained and positioned in the virtual space by using the values of image orientation, image position, and pixel spacing values. (B) When the Hounsfield unit value of 200–400 is only visualized, a bone-like three-dimensional image could be acquired.
Korean J Pain 2022;35:403~412
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