1. Division of Population Health and Genomics Ninewells Hospital and Medical School University of Dundee Dundee UK
2. Tayside Centre for Genomic Analysis School of Medicine University of Dundee Dundee UK
3. Division of Pharmacoepidemiology and Clinical Pharmacology Utrecht University Utrecht The Netherlands
4. Department of Otorhinolaryngology Head & Neck Surgery and Audiology, Rigshospitalet University of Copenhagen Denmark
5. OPEN Patient data Explorative Network Odense University Hospital Odense Denmark
6. Department of Medical Sciences Clinical Pharmacology and Science for Life Laboratory Uppsala University Uppsala Sweden
7. Uppsala Clinical Research Centre Uppsala Sweden
8. Department of Molecular and Clinical Pharmacology University of Liverpool Liverpool UK
9. Department of Medicine Vanderbilt University Medical Center Nashville Tennessee USA
10. Department of Medical Sciences Clinical Chemistry Uppsala University Uppsala Sweden
11. Swedish Twin Registry Department of Medical Epidemiology and Biostatistics Karolinska Institutet Stockholm Sweden
12. Uppsala Monitoring Centre WHO Collaborating Centre Uppsala Sweden
13. Department of Medical Sciences Molecular Medicine and Science for Life Laboratory Uppsala University Uppsala Sweden
14. Department of Respiratory Medicine Amsterdam University Medical Centre, location AMC University of Amsterdam The Netherlands