1. Formerly at King's College London, now at the Cambridge Institute for Medical Research, Wellcome Trust/MRC Building, Addenbrooke's Hospital, Cambridge, UK
2. Formerly at King's College London, now Head of Microbiology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore
3. King's College London, Department of Asthma, Allergy and Respiratory Science and MRC and Asthma UK Centre for Allergic Mechanisms of Asthma, London, UK