American College of Allergy, Asthma and Immunology
www.acaai.org/public/advice/dust.htm

Asthma and Allergy Foundation of America
www.aafa.org

Asthma and Allergy Network
www.breatherville.org/faqs/environmental-concerns/allergy-control/

Environmental Protection Agency
www.epa.gov/asthma/dustmites.html

National Institute of Environmental Health Sciences/National Institutes of Health
www.niehs.nih.gov/health/topics/conditions/asthma/dustmites.cfm