COPD (confusion over proper diagnosis) in the zone of maximum uncertainty

Affiliations

• ¹ Dept of Pulmonary Diseases and Department of Paediatrics-Pulmonary Diseases, Erasmus Medical Centre, Erasmus University, Rotterdam, The Netherlands pquanjer@xs4all.nl.
• ² Pulmonary Function Laboratory, Saint Louis University Hospital, St Louis, MO, USA.
• ³ Dept of Internal Medicine, Genoa University, Genoa, Italy.
• ⁴ Sleep Clinic, National Institute of Respiratory Diseases, Mexico City, Mexico.
• ⁵ VA-CT Clinical Epidemiology Research Center and Yale School of Medicine, West Haven, CT, USA.
• ⁶ Pulmonary and Critical Care Medicine, University of Washington, Seattle, WA, USA.
• ⁷ Respiratory Physiology Laboratory, Christchurch Hospital, Christchurch, New Zealand.
• ⁸ Institute of Occupational and Environmental Medicine, University of Birmingham, Birmingham, UK.
• ⁹ Physiology Service, Allergy Immunology and Respiratory Medicine, The Alfred Hospital, Melbourne, Australia.
• ¹⁰ Dept of Respiratory Medicine, Allergy and Thoracic Surgery, University Hospitals of Leicester, and Glenfield Hospital, Leicester, UK.
• ¹¹ National Heart and Lung Institute, Imperial College London, London, UK.
• ¹² Division of Respirology, Critical Care and Sleep Medicine, University of Saskatchewan, Saskatoon, SK, Canada.
• ¹³ Centro Medico Pneumologico Torino, Clinica Pinna Pintor, Torino, Italy.
• ¹⁴ Dept of Medicine, University of Arizona, Tucson, AZ, USA.
• ¹⁵ Pulmonary & Critical Care Medicine, Oregon Health & Science University, Portland, OR, USA.
• ¹⁶ National Heart and Lung Institute, London, UK.