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美国疾病控制和预防中心公布评估报告称,室内禁烟可以有效降低吸烟者以及吸二手烟者患心脏病的风险。美国疾控中心委托美国医学研究院对禁烟以及吸二手烟的影响进行综合评估。该研究院专家委员会评估了美国、加
The US Centers for Disease Control and Prevention released an assessment report that indoor smoking bans can effectively reduce the risk of heart disease among smokers and secondhand smokers. The CDC commissioned the American Institute of Medicine to conduct a comprehensive assessment of the impact of smoking and secondhand smoke. The Institute of Experts Committee evaluated the United States and Canada