Researchers in Finland are reporting identification of the first potential "biomarker" that could be used in development of a sputum test for early detection of chronic obstructive pulmonary disease (COPD). That condition, which causes severe difficulty in breathing — most often in cigarette smokers — affects 12 million people in the United States.
Advance Toward Early Diagnosis Of Chronic Obstructive Pulmonary Disease
- 8. 12 2008 (06:00)