About the Authors

Martin Koppitz

Affiliation Department for Children and Adolescents, Division for Allergology, Pneumology and Cystic Fibrosis, University Hospital Goethe University, Frankfurt am Main, Germany

Charlotte Eschenburg

Affiliation Department for Children and Adolescents, Division for Allergology, Pneumology and Cystic Fibrosis, University Hospital Goethe University, Frankfurt am Main, Germany

Emilia Salzmann

Affiliation Department for Children and Adolescents, Division for Stem Cell Transplantation and Immunology, University Hospital Goethe University, Frankfurt am Main, Germany

Martin Rosewich

Affiliation Department for Children and Adolescents, Division for Allergology, Pneumology and Cystic Fibrosis, University Hospital Goethe University, Frankfurt am Main, Germany

Ralf Schubert

Affiliation Department for Children and Adolescents, Division for Allergology, Pneumology and Cystic Fibrosis, University Hospital Goethe University, Frankfurt am Main, Germany

Stefan Zielen

Stefan.Zielen@kgu.de

Affiliation Department for Children and Adolescents, Division for Allergology, Pneumology and Cystic Fibrosis, University Hospital Goethe University, Frankfurt am Main, Germany

Competing Interests

The authors of this manuscript have the following competing interests: Stefan Zielen received fees for lectures and advisory boards from the following companies: bene-Arzneimittel GmbH (http://www.bene-arzneimittel.de), Vifor Pharma Deutschland GmbH (http://www.viforpharma.de), Novartis AG (https://www.novartis.com), GlaxoSmithKline GmbH (http://www.glaxosmithkline.de), ALK-Abelló Arzneimittel GmbH (http://www.alk-abello.com), Allergy Therapeutics (http://www.allergytherapeutics.com), Boehringer Ingelheim (https://www.boehringer-ingelheim.de), Allergopharma GmbH (https://www.allergopharma.de) and Biotest (https://www.biotest.com). Martin Rosewich received fees for lectures from the following companies: Novartis AG (https://www.novartis.com), GlaxoSmithKline (http://www.glaxosmithkline.de), Allergopharma GmbH (https://www.allergopharma.de) and Allergy Therapeutics (http://www.allergytherapeutics.com). This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: RS SZ. Performed the experiments: MK CE RS. Analyzed the data: MK ES MR RS SZ. Contributed reagents/materials/analysis tools: ES RS. Wrote the paper: MK CE ES MR RS SZ.