American Association for Homecare: www.aahomecare.org

The MED Group: www.medgroup.com

National Home Infusion Association: www.nhianet.org

Long Term Oxygen Therapy Network: www.ltotnet.org

Travel Oxygen Therapy Network: http://www.breathineasy.com/tips.html

Respironics CPAP & BiPAP Equipment: www.respironics.com

ResMed CPAP & BiPAP Equipment: www.resmed.com

Useful Sleep Health Information: www.sleephealthy.com