Exposure to polluted air is like smoking a pack a day, study says - CNN
- Exposure to polluted air is like smoking a pack a day, study says CNN
- Long-term air pollution exposure could explain emphysema in non-smokers The Week
- Even Low Levels of Air Pollution Can Damage Your Lungs as Much as Smoking a Pack a Day Gizmodo
- Air pollution in cities as bad for lungs as smoking 20 cigarettes a day, study says New York Post
- Living in cities is as bad as smoking 20 cigarettes a day Metro.co.uk
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