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Official Statement of the European Respiratory Society
This piece was actually patented by Debain and won a prize during the 1889 Exposition Universelle

Are there natural ways to help the lungs heal

Think back to what happened and make a plan for getting past it next time

West, Donda, p

COPD was investigated using the following questionnaire: Has a doctor or other health professional ever told you that you had emphysema?
