1. NIHR Respiratory Biomedical Research Unit of the Royal Brompton; and Harefield NHS Foundation Trust and Imperial College London; London SW3 6NP United Kingdom
2. Department of Respiratory Medicine; NUTRIM School for Nutrition, Toxicology & Metabolism, Maastricht University Medical Centre; AZ Maastricht Netherlands
3. Molecular Medicine Section; National Heart & Lung Institute; Imperial College London, South Kensington Campus; London United Kingdom
4. Department of Respiratory Medicine; Denmark Hill Campus, GKT School of Medicine; Bessemer Road London United Kingdom
5. GlaxoSmithKline; King of Prussia; Pennsylvania USA