能谱CT在100 kVp和80 kVp时肺动脉血管造影的图像质量和辐射剂量的评估

吕仁锋;王拓;王亮;谭晓天

Evaluation of spectrum CT in image quality and radiation dose under 80 kVp and 100 kVp of pulmonary angiography

LV Ren-feng;WANG Tuo;WANG Liang;TAN Xiao-tian

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