吸烟和氡暴露是导致肺癌的两个主要危险因素。本文从流行病学和生物学分子效应两个方面,总结了吸烟和氡暴露致肺癌的近期研究结果,比较了二者的人群和生物学差异,并提出了今后的研究建议。 Smoking and exposure to radon are two of the major risk factors for lung cancer. This article summarizes the recent results of smoking and radon exposure to lung cancer from two aspects of epidemiology and biological molecular effects, compares the differences in population and biology, and puts forward some suggestions for future research.