Canadian Lung Association
www.lung.ca

Asthma Society of Canada
www.asthma.ca

The Canadian Thoracic Society - COPD Guidelines
www.copdguidelines.ca

COPD Support Inc. 
http://www.members.boardhost.com/COPD/

The COPD Forum
http://copdforum.portalone.us/

International COPD Coalition
http://www.internationalcopd.org/

Public Health Canada
www.phac-aspc.gc.ca

EFFORTS
www.emphysema.net

Medicine Net
www.medicinenet.com

WebMD
www.webmd.com

OxygeNation
www.oxygenation.com

COPD Canada Blog Site
www.copdcanada.blogspot.com