https://www.selleckchem.com/pr....oducts/ap-3-a4-enobl
To determine the variation between Catphan image quality CT phantoms, specifically for use in a future multi-centre image quality audit. 14 Catphan phantoms (models 503, 504 and 604) were scanned on a Canon Aquilion Prime CT scanner using a single scan protocol. Measurements were made of noise in the uniformity section, visibility of low contrast targets and contrast, x-ray attenuation and CT number for 5 materials in the sensitometry section. Scans were also acquired using one phantom and varying reconstruction field of view,
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