静脉造影常使用的造影剂是()What is the commonly used contrast medium for phlebography?
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静脉造影常使用的造影剂是()What is the commonly used contrast medium for phlebography?
A.二氧化碳Carbon dioxide
B.硫酸钡Barium sulfate
C.碘造影剂Iodine contrast agent
D.空气Air
参考答案: