1. The Woolcock Institute of Medical Research and The University of Sydney Sydney Australia
2. Monroe Carell Jr. Children's Hospital at Vanderbilt Vanderbilt University Medical Center Nashville Tennessee
3. Department of Medicine University of Cape Town Cape Town South Africa
4. Leicester National Institute for Health Research Biomedical Research Centre University of Leicester Leicester United Kingdom
5. Department of Respiratory Medicine Ghent University Hospital Ghent Belgium
6. Departments of Epidemiology and Respiratory Medicine, Erasmus Medical Center University Medical Center Rotterdam Rotterdam the Netherlands
7. Pulmonary Department Mainz University Hospital Mainz Germany
8. Federal University of Bahia Salvador Bahia Brazil
9. Department of Pediatrics, Erasmus Medical Center University Medical Center Rotterdam Rotterdam the Netherlands
10. Divisions of Medical Communication and Pulmonary Medicine Department of Medicine, Brigham and Woman's Hospital Boston Massachusetts
11. Harvard Medical School Boston Massachusetts
12. University of British Columbia Vancouver British Columbia Canada
13. Imperial College London London United Kingdom
14. Kagoshima University Kagoshima Japan
15. The Chinese University of Hong Kong Hong Kong
16. Breathe Chicago Center University of Illinois Chicago Chicago Illinois
17. Locum General Practitioner London United Kingdom
18. China–Japan Friendship Hospital Peking University Beijing China
19. Department of Respiratory Medicine Liverpool University Hospitals National Health Service Foundation Trust United Kingdom
20. Department of Medicine University of Cambridge Cambridge United Kingdom
21. Pediatric Respiratory Division Hospital Moinhos de Vento Porto Alegre Rio Grande do Sul Brazil
22. Usher Institute University of Edinburgh Edinburgh United Kingdom
23. Department of Pulmonology Celal Bayar University Manisa Turkey
24. Institut universitaire de cardiologie et de pneumologie de Québec Université Laval Québec Québec Canada
25. Département de médecine Université Laval Québec Québec Canada