1. U.S. Department of Health and Human Services, National Institutes of Health, National Heart, Lung, and Blood Institute. COPD Data Fact Sheet. NIH, Publication No. 03–5229; March 2003. Available at http://www.nhlbi.nih.gov/health/public/lung/other/copd_fact.pdf. Accessed March 8, 2005.
2. Chronic obstructive pulmonary disease surveillance-United States, 1971–2000;Mannino;MMWR Surveill Summ,2002
3. Gender bias in the diagnosis of COPD;Chapman;Chest,2001
4. Global Initiative for Chronic Obstructive Lung Disease. Global strategy for the diagnosis, management, and prevention of chronic obstructive pulmonary disease. NHLBI/WHO workshop report. Bethesda, National Heart, Lung and Blood Institute, April 2001. July 2003 Update of the Management Sections, GOLD website. Available at www.goldcopd.com.
5. Standards for the diagnosis and treatment of patients with COPD: a summary of the ATS/ERS position paper;Celli;Eur Respir J,2004