2010-06-23 Study Finds Improved Way to Treat COPD
This is the VOA Special English Health Report. Chronic obstructive pulmonary disease, or COPD, is a life-threatening condition commonly caused by years of smoking. Doctors say that over time the…
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This is the VOA Special English Health Report. Chronic obstructive pulmonary disease, or COPD, is a life-threatening condition commonly caused by years of smoking. Doctors say that over time the…