About the Authors

Elisa Holmlund-Suila

Contributed equally to this work with: Elisa Holmlund-Suila, Panu Koskivirta

Affiliation Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland

Panu Koskivirta

Contributed equally to this work with: Elisa Holmlund-Suila, Panu Koskivirta

Affiliation Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland

Tuula Metso

Affiliation Skin and Allergy Hospital, Division of Allergy, Helsinki University Central Hospital, Helsinki, Finland

Sture Andersson

Affiliation Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland

Outi Mäkitie

Affiliations Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland, Folkhälsan Research Center, Helsinki, Finland

Heli T. Viljakainen

heli.viljakainen@helsinki.fi

Affiliations Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland, Musculoskeletal Research Unit, University of Bristol, Bristol, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EH-S PK TM SA OM HTV. Analyzed the data: EH-S PK OM HTV. Contributed reagents/materials/analysis tools: TM SA OM. Wrote the paper: EH-S PK TM SA OM HTV.