Lung diseases like asthma, bronchitis, COPD, etc. can be aggravated by many different environmental factors. Can you think of 2 other things (besides cigarette smoke) that could make these […]
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Lung diseases like asthma, bronchitis, COPD, etc. can be aggravated by many different environmental factors. Can you think of 2 other things (besides cigarette smoke) that could make these […]