1. Department of Molecular Pneumology, Friedrich-Alexander-Universität (FAU) Erlangen-Nürnberg, Universitätsklinikum Erlangen, Erlangen, Germany
2. Translational Genomics Core, Partners Biobank, Partners HealthCare, Personalized Medicine, Cambridge, MA, USA
3. Department of Allergy and Pneumology, Children's Hospital, Friedrich-Alexander-Universität (FAU) Erlangen-Nürnberg, Universitätsklinikum Erlangen, Erlangen, Germany
4. Department of Virology, University of Turku, Turku, Finland
5. Allergy and Clinical Immunology Unit, 2nd Pediatric Clinic, National and Kapodistria, University of Athens, Athens, Greece