Related Links
- American Association for Bronchology (www.aabronchology.org)
- CardioThoracic Surgery Network (www.ctsnet.org)
- Clinical Trials (www.clinicaltrials.gov)
- COPD Professionals (www.copdprofessional.org)
- European Respiratory Society (www.ersnet.org)
- General Thoracic Surgery Club (www.gtsc.org)
- Global Initiative for Chronic Obstructive Lung Disease (www.goldcopd.com)
- National Association for Medical Directors of Respiratory Care (www.namdrc.org)
- National Emphysema Foundation (www.emphysemafoundation.org)
- National Emphysema Treatment Trial (NETT) (www.emphysemastudy.org)
- National Heart, Lung and Blood Institute (www.nhlbi.org)
- National Lung Health Education Program (www.nlhep.org)
- Pulmonary Education & Research Foundation (www.perf2ndwind.org)
- Society for Thoracic Surgery (STS) (www.sts.org)
- Deutsche Gesellschaft für Pneumologie (http://www.pneumologie.de/)
- Deutsche Atemwegsliga e.V. (http://www.atemwegsliga.de/)

