1. Hospital Universitario Lucus Augusti, 309716, Lugo, Galicia, Spain
2. Observational and Pragmatic Research Institute, Singapore, Singapore, Singapore
3. Optimum Patient Care Global, Cambridge, United Kingdom of Great Britain and Northern Ireland
4. AstraZeneca, Gaithersburg, Maryland, United States
5. AstraZeneca R&D Gaithersburg, 468090, Gaithersburg, Maryland, United States
6. AstraZeneca, Gothenburg, Sweden
7. Hospital Universitari Son Espases, 375118, IdISBa and Respiratory Medicine, Palma de Mallorca, Spain
8. Ciber Enfermedades Respiratorias (Ciberes), Madrid, Spain
9. Concord Hospital, Department of Thoracic Medicine, Sydney, Australia
10. Queen Mary University of London, 4617, William Harvey Research Institute, London, United Kingdom of Great Britain and Northern Ireland
11. Kuwait University, Al-Rashed Allergy Center, Ministry of Health, Microbiology Department, College of Medicine, Kuwait , Kuwait
12. King Fahad Medical City, 37849, Department of Pulmonology,, Riyadh, Saudi Arabia
13. Alfaisal University, 101686, Riyadh, Saudi Arabia
14. University of Tartu and Lung Clinic, Tartu University Hospital, Department of Pulmonology, Tartu, Estonia
15. Vancouver General Hospital, 8167, Vancouver, British Columbia, Canada
16. The University of British Columbia, 8166, Vancouver, British Columbia, Canada
17. Skåne University Hospital Labmedicin Skane, 405121, Respiratory Medicine and Allergology, Lund, Skåne, Sweden
18. Aarhus Universitetshospital, 11297, Department of Respiratory Medicine, Aarhus, Denmark
19. Observational and Pragmatic Research Institute Pte Ltd, 614173, Singapore, Singapore
20. Optimum Patient Care UK, 601419, Cambridge, England, United Kingdom of Great Britain and Northern Ireland
21. Queen's University Belfast, Centre of Experimental Medicine, Belfast, United Kingdom of Great Britain and Northern Ireland
22. Instituto Neumológico del Oriente, Bucaramanga, Colombia
23. IRCCS Humanitas Research Hospital, 9268, Personalized Medicine, Asthma and Allergy, Rozzano, Lombardia, Italy
24. Humanitas University, 437807, Department of Biomedical Sciences, Milan, Italy
25. Optimum Patient Care, Cambridge, United Kingdom of Great Britain and Northern Ireland
26. Observational and Pragmatic Research Institute, Singapore, Singapore
27. PhyMedExp, Univ Montpellier, CNRS, INSERM, CHU Montpellier, Montpellier, France
28. Medical University, Bulgaria , Sofia, Bulgaria
29. Alfred Health, Melbourne, Australia
30. University of British Columbia, Vancouver, British Columbia, Canada
31. Hospital Universitario San Ignacio, 173049, Pulmonary Unit, Bogota, Colombia
32. Pontificia Universidad Javeriana, 27964, Faculty of Medicine, Bogota, Colombia
33. Faculty of Medicine, University of Porto, CINTESIS, Porto, Portugal
34. CUF Porto, Allergy Department, Senhora da Hora, Portugal
35. University of Newcastle, 5982, Callaghan, New South Wales, Australia
36. Belfast City Hospital, Regional Respiratory Centre, Belfast, United Kingdom of Great Britain and Northern Ireland
37. Universita degli Studi di Catania, 9298, Clinical and Experimental Medicie, Catania, Italy
38. Alfred Hospital, 5390, Allergy, Asthma & Clinical Immunology, Melbourne, Victoria, Australia
39. Monash University Faculty of Medicine Nursing and Health Sciences, 22457, School of Public Health & Preventive Medicine, Melbourne, Victoria, Australia
40. Kindai University Hospital, 326473, Osakasayama, Osaka, Japan
41. AstraZeneca US, 33366, BioPharmaceuticals Medical, Gaithersburg, Maryland, United States
42. Singapore General Hospital, 37581, Department of Respiratory and Critical Care Medicine, Singapore, Singapore
43. Medical University of Lodz, 37808, Division of Internal Medicine Asthma and Allergy, Lodz, Lodzkie, Poland
44. Médica Sur Clinical Foundation and Hospital, Center of Excellence in Asthma and Allergy, Mexico City, Mexico
45. University of Tampere, 7840, Immunopharmacology reserach group, Tampere, Pirkanmaa, Finland
46. Rashid Hospital, 62743, Dubai, United Arab Emirates
47. AstraZeneca R&D Cambridge, 468087, Respiratory and Immunology, BioPharmaceuticals Medical, Cambridge, Cambridgeshire, United Kingdom of Great Britain and Northern Ireland
48. University of Leicester, 4488, Leicester, Leicestershire, United Kingdom of Great Britain and Northern Ireland
49. Kindai University Faculty of Medicine, Department of Respiratory Medicine & Allergology, Osakasayama, Osaka, Japan
50. AstraZeneca UK Limited, 4978, Cambridge, United Kingdom of Great Britain and Northern Ireland
51. Royal Brompton and Harefield Hospitals, 4964, London, United Kingdom of Great Britain and Northern Ireland
52. University of Athens, Allergy Dpt, 2nd Pediatric Clinic, Athens, Greece
53. University of Manchester, Centre for Paediatrics and Child Health, Institute of Human Development, Manchester, United Kingdom of Great Britain and Northern Ireland
54. Medical University Sofia, Clinic of Allergy & Asthma, Sofia, Bulgaria
55. Bispebjerg Hospital, 53166, Department of Respiratory Medicine, Copenhagen NV, Denmark
56. University of Copenhagen, 4321, Institute of Clinical Medicine, Kobenhavn, Denmark
57. Royal Brompton Hospital, 156726, London, United Kingdom of Great Britain and Northern Ireland
58. Catholic university of Korea, Internal medicine, Seoul, Korea (the Republic of)
59. University of British Columbia, Institute for Heart and Lung Health, Vancouver, British Columbia, Canada
60. Inserm, Pathophysiology and Epidemiology of respiratory diseases. Epidemiology team, Paris, France
61. Assistance Publique-Hôpitaux de Paris,, Paris, France
62. Fundación Neumológica Colombiana, Research Department, Bogotá, Colombia
63. Universidad de La Sabana, 27989, Chia, Colombia
64. Kaohsiung Medical University Hospital, Kaohsiung Medical University, Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Kaohsiung, Taiwan
65. Hvidovre Hospital, 53137, Respiratory Medicine, Hvidovre, Denmark
66. University of Copenhagen, Institute of Clinical Medicine, Denmark
67. The University of Queensland, School of Medicine, Brisbane, Queensland, Australia
68. Copenhagen University Hospital Bispebjerg, Department of Respiratory Medicine, Copenhagen, Denmark
69. National Jewish Health, 2930, Division of Allergy and Clinical Immunology, Department of Medicine, Denver, Colorado, United States
70. National Jewish Health, Department of Medicine, Denver, Colorado, United States
71. University of Aberdeen, Academic Primary Care, Aberdeen, Scotland, United Kingdom of Great Britain and Northern Ireland;