U.S. Government Agencies
- Centers for Disease Control and Prevention Sleep pages http://www.cdc.gov/sleep/index.htm
- Clinical Trials Search Engine http://clinicaltrials.gov/ct2/results?term=sleep+apnea
- Department of Transportation - Federal Motor Carrier Safety Administration http://www.fmcsa.dot.gov/safety-security/sleep-apnea/sleep-apnea.aspx
- Healthfinder.gov http://healthfinder.gov/scripts/SearchContext.asp?topic=928
- National Center of Sleep Disorders Research http://rover.nhlbi.nih.gov/about/ncsdr/
- National Heart Lung and Blood Institute http://www.nhlbi.nih.gov/index.htm
- National Institute for Neurological Disorders and Stroke http://www.ninds.nih.gov/disorders/sleep_apnea/sleep_apnea.htm
- National Library of Medicine http://www.nlm.nih.gov/