The study aims to evaluate the contribution of excision repair cross-complementing group 1 (ERCC1), which plays an important role in genome integrity maintenance, to lung cancer risk.

中文翻译：

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切除修复交叉互补的第1组基因型和吸烟与肺癌风险的显着相互作用。

这项研究旨在评估切除修复交叉互补组1（ERCC1）在肺癌基因组完整性维持中起重要作用。