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Results 1 - 2 of 2 for Passive smoking
  1. Secondhand smoke and lung cancer (image) 
    Secondhand smoke has been classified as a known cause of lung cancer in humans (Group A carcinogen).
    https://medlineplus.gov/ency/imagepages/19349.htm - Medical Encyclopedia
  2. Bronchitis and normal condition in tertiary bronchus (image) 
    ... bronchial mucus with a cough producing sputum. Cigarette smoking (active and passive exposure) is the chief cause of this disease, ...
    https://medlineplus.gov/ency/imagepages/19357.htm - Medical Encyclopedia