Patient radiation doses in upper GI examinations: a comparison between conventional and double-contrast techniques.

作者: G. Bankvall , T. Owman

DOI: 10.1007/BF01887644

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摘要: A total of 60 patients, divided into 3 groups with 20 patients in each, were examined different techniques: group 1 — conventional technique, exposure at 120 kV; 2 double-contrast technique (hypotonic gastrography, HG), 80 kW; HG, kV.

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