Objective This paper introduces an improved pneumo barium double contrast examination (for the upper gastrointestinal tract) to release the pain caused by gastrointestinal series.
目的：为了减轻患者检查时的痛苦，对气钡双对比造影（上胃肠道）方法作了改进。
Methods:1796cases(more than50years old)suffered from cholecystopathies received barium double contrast upper gastrointestinal examination or endoscopic examination.
方法：对1796例5 0岁以上胆囊疾病患者行上消化道钡剂或电子胃镜检查。
Methods:1796cases(more than50years old)suffered from cholecystopathies received barium double contrast upper gastrointestinal examination or endoscopic examination.
方法：对1796例5 0岁以上胆囊疾病患者行上消化道钡剂或电子胃镜检查。
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