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Film gamma analysis results for the dental phantom. (a) shows the location of the region of interest (in orange) used for gamma analysis in (c)–(f), (b) shows results for the entire film plane using ±3%/3 mm criteria for an irradiation without fillings (91.7% pixels passing), and (c)–(f) show results using ±2%/2 mm criteria for an irradiation with fillings for uncorrected, baseline images and artifact reduction methods (o-mar and mars).
