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(a) Water phantom with a normoxic polymer gel dosimeter centrally positioned for diagnostic CT-dose profiles and CTDI determination; (b) normoxic polymer gel dosimeter phantoms; (c) corresponding R2 image after exposure to x-rays from a CT scanner. The accumulated dose is from 50 accumulated single transaxial CT slices for 8 and 5 2020 mm slice widths (140 kVp, 400 mAs) (Hill et al 2005b). Reproduced with permission.
