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Figure 2: Air gap technique. The antiscatter grid, an air gap between the patient and the detector, allows dissipation of much of the scatter and does not compromise the primary beam. (Obtained from http:// www.sprawls.org/ppmi2/SCATRAD. Last date of visit, June, 2014)

Figure 2: Air gap technique. The antiscatter grid, an air gap between the patient and the detector, allows dissipation of much of the scatter and does not compromise the primary beam. (Obtained from http:// www.sprawls.org/ppmi2/SCATRAD. Last date of visit, June, 2014)