Bronchial Diseases

• Royal Infirmary of Edinburgh — Edinburgh, Scotland, United Kingdom

• Research Site — Aschaffenburg, Germany
• Research Site — Bad Lippspringe, Germany
• Research Site — Bad Sassendorf, Germany
• Research Site — Bergkamen, Germany

• Maternal and Child Health Sciences, Ninewells Hospital and Medical School — Dundee, Tayside, United Kingdom

• General Practice Research Database — London, United Kingdom

• Research Site — Ichikawa, Chiba, Japan
• Research Site — Yokosuka, Kanagawa, Japan
• Research Site — Chiyoda City, Tokyo, Japan
• Research City — Hino, Tokyo, Japan

• Rush University Medical Center - Department of Dermatology — Chicago, Illinois, United States

• Research Site — Aabenraa, Denmark
• Research Site — Aabybro, Denmark
• Research Site — Aalborg, Denmark
• Research Site — Aarhus, Denmark

• Research Site — Uppsala, Uppsala County, Sweden

• Unit of Preventive and Occupational Medicine - Laboratory of Respiratory Pathophysiology, University Hospital San Martino — Genoa, Italy

Not specified