骨髓穿刺和活组织检查都需要一根特指的针。

Both bone marrow tests are done with a special needle.

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骨髓活组织检查不同于骨髓穿刺。

A bone marrow biopsy is different from a marrow aspiration.

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骨髓活组织检查不同于骨髓穿刺。

A bone marrow biopsy is different from a marrow aspiration.

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