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我们测定了39名过量吸烟和45名不吸烟者的血铅、血锌原卟啉含量,以探讨吸烟与血铅、血锌原卟啉的关系。
We measured the content of blood lead and blood zinc protoporphyrin in 39 over-smokers and 45 non-smokers to explore the relationship between smoking and blood lead and zinc-zinc protoporphyrin.