1. Trends in Asthma Morbidity and Mortality. (2005). American Lung Association Epidemiology and Statistics Unit Research and Program Services. May 2005.
2. Centers for Disease Control, Prevention. (2004). Asthma prevalence and control characteristics by race/ethnicity—United States, 2002. MMWR Morbidity and Mortality Weekly Report, 53, 145–148.
3. Sullivan, S. D. (2003). Asthma in the United States: Recent trends and current status. Journal of Managed Care Pharmacy, 9(suppl), 3–7.
4. Weiss, K. B., & Sullivan, S. D. (2001). The health economics of asthma and rhinitis. I. Assessing the economic impact. Journal of Allergy and Clinical Immunology, 107, 3–8.
5. Jan, I. S., Chou, W. H., Wang, J. D., & Kuo, S. H. (2004). Prevalence of and major risk factors for adult bronchial asthma in Taipei city. Journal of the Formosan Medical Association, 103, 259–263.