Revised Article-Alpha-1 Antitrypsin Deficiency
Alpha-1 antitrypsin deficiency, or AAT deficiency, is a condition that raises your risk for certain types of lung disease, especially if you smoke. (Source: National Heart, Lung, and Blood Institute Health Topics)
Source: National Heart, Lung, and Blood Institute Health Topics - March 5, 2010 Category: Consumer Health News Source Type: news