About the Authors

Stephen T. Goldring

Affiliation Department of Paediatrics, Imperial College London, London, United Kingdom

Chris J. Griffiths

Affiliation Asthma UK Centre for Applied Research, Centre for Primary Care and Public Health, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom

Adrian R. Martineau

Affiliation Asthma UK Centre for Applied Research, Centre for Primary Care and Public Health, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom

Stephen Robinson

Affiliation Department of Medicine, Imperial College London, London, United Kingdom

Christina Yu

Affiliation Department of Medicine, Imperial College London, London, United Kingdom

Sheree Poulton

Affiliation Department of Paediatrics, Imperial College London, London, United Kingdom

Jane C. Kirkby

Affiliation Portex Respiratory Unit, University College London, Institute of Child Health, London, United Kingdom

Janet Stocks

Affiliation Portex Respiratory Unit, University College London, Institute of Child Health, London, United Kingdom

Richard Hooper

Affiliation Asthma UK Centre for Applied Research, Centre for Primary Care and Public Health, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom

Seif O. Shaheen

Affiliation Asthma UK Centre for Applied Research, Centre for Primary Care and Public Health, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom

John O. Warner

Affiliation Department of Paediatrics, Imperial College London, London, United Kingdom

Robert J. Boyle

r.boyle@nhs.net

Affiliation Department of Paediatrics, Imperial College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RJB JOW CJG SOS ARM. Performed the experiments: STG SP. Analyzed the data: STG RH JCK. Contributed reagents/materials/analysis tools: JS SR CY. Contributed to the writing of the paper: CG AM SR CY SP JK JS RLH SS JW. Wrote the paper: STG RB.