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目的回顾性评估低剂量双能CT扫描的辐射剂量、影像质量以及区别不同成分泌尿系结石的能力。材料与方法该项回顾性研究通过伦理委员会的批准并免除病人知情同
Objective To retrospectively evaluate the radiation dose, image quality and the ability to distinguish different components of urinary calculi from low-dose dual-energy CT scan. MATERIALS AND METHODS This retrospective study approved ethical committees and exempt patient informed consent