1 Section of Paediatrics (Allergy and Infectious Diseases) & MRC and Asthma UK Centre in Allergic Mechanisms of Asthma, Imperial College London, London, UK; Discipline of Child and Adolescent Health, Sydney Medical School, University of Sydney, Sydney, New South Wales, Australia. Electronic address: [email protected].
2 School of Applied Psychology, University College Cork, Cork, Ireland.
3 Paediatrics and Child Health, University College Cork, Cork, Ireland.