Queen Mary University of London - Blizard Institute, University of Copenhagen - Copenhagen Prospective Study on Asthma in Childhood (COPSAC), University of Copenhagen - Copenhagen Prospective Study on Asthma in Childhood (COPSAC), University of Southampton - Medical Research Council Life Course Epidemiology Unit, University of Southampton, University of Southampton - Medical Research Council Life Course Epidemiology Unit, University of Rochester, University of Southampton, University of Toronto - The Hospital for Sick Children - SickKids, University of Auckland, Harvard Medical School - Channing Division of Network Medicine and Queen Mary University of London - Barts and The London School of Medicine and Dentistry

University of Southampton, University of Southampton, University of Southampton, University of Southampton, University of Southampton, University of Southampton, University of Southampton, University of Southampton - Medical Research Council Life Course Epidemiology Unit, University of Southampton - Medical Research Council Life Course Epidemiology Unit, University Hospital Southampton - NIHR Southampton Biomedical Research Centre and Independent