About the Authors

Erik Melén

erik.melen@ki.se

Affiliations Institute of Environmental Medicine and Centre for Allergy Research, Karolinska Institutet, Stockholm, Sweden, Astrid Lindgren Children's Hospital, Karolinska University Hospital, Stockholm, Sweden

Matteo Bottai

Affiliation Institute of Environmental Medicine and Centre for Allergy Research, Karolinska Institutet, Stockholm, Sweden

Competing Interests

The authors have declared that no competing interests exist.