Objective to evaluate the clinical value and to explore diagnostic standard of osteoporosis with vertebra bone mineral density (BMD) by measurement using quantitative computed tomography (QCT).
目的探讨定量ct (QCT)椎体骨密度(BMD)测定在诊断骨质疏松症中的临床价值和诊断标准。
AIM: to study the accuracy of quantitative computed tomography (QCT) for measuring bone mineral density (BMD).
目的：探讨定量ct测量骨密度的准确性。
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