Links
Spirometry
www.ersnet.org
Official site of the European Respiratory Society
www.thoracic.org
Official site of the American Thoracic Society
spirometers.org
Everything there is to know about spirometers
Spirxpert
Site on spirometry by the world-renowned Professor Quanjer
Respiratory Medicine
www.goldcopd.com
Global initiative against COPD
www.ginasthma.com
Global initiative for asthma
