1. Department of Public Health, University of Copenhagen, Copenhagen, Denmark
2. Department of Environmental Science, Aarhus University, Roskilde, Denmark
3. Copenhagen Prospective Studies on Asthma in Childhood (COPSAC), Herlev and Gentofte Hospital, University of Copenhagen, Copenhagen, Denmark
4. Global Centre for Clean Air Research (GCARE), University of Surrey, Guildford, UK
5. Danish Big Data Centre for Environment and Health (BERTHA), Aarhus University, Roskilde, Denmark
6. School of Public Health, University of Illinois at Chicago, Chicago, USA
7. Institute for Risk Assessment Sciences, Utrecht University, Utrecht, The Netherlands