COPD and Alpha-1 Antitrypsin (AAT) Deficiency - References
American Thoracic Society/European Respiratory Society (2003). ATS/ERS: Standards for the diagnosis and management of individuals with alpha1-antitrypsin deficiency. American Journal of Respiratory and Critical Care Medicine, 168(7): 820–822.
WebMD Medical Reference from Healthwise
February 19, 2013
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