脊柱转移瘤最常见的阶段是?(Which is the most common stage of spinal metastases?)
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脊柱转移瘤最常见的阶段是?(Which is the most common stage of spinal metastases?)
A.颈段 (Neck)
B.胸段 (Thorax)
C.腰段 (Waist)
D.骶段 (Sacral segment)

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胸段
