1. Department for Infectious Disease Epidemiology; Robert Koch Institute; Berlin Germany
2. Department of Dermatology, Venerology and Allergology; Charité - Universitätsmedizin Berlin; Berlin Germany
3. German Rheumatism Research Center; Berlin Germany
4. HTA Health Economics Strategy and Research; RTI International; Manchester UK
5. Department of Pediatric Pulmonology & Pediatric Allergology; University of Groningen, University Medical Center Groningen; Groningen The Netherlands
6. University Child Health; University of Southampton; Southampton Hampshire UK
7. Clinical Experimental Sciences; University of Southampton; Southampton Hampshire UK
8. Department of Paediatrics; Paediatric Hospital Bambino Gesù; Rome Italy
9. Department of Allergy and Clinical Immunology; 2nd Pediatric Clinic; National & Kapodistrian University of Athens; Athens Greece
10. Division of Infection Immunity & Respiratory Medicine; University of Manchester; Manchester UK
11. Alergia Infantil; Hospital Universitario La Paz; Madrid Spain
12. Department of Immunology, Rheumatology and Allergy; Medical University; Lodz Poland
13. Department of Immunology; Landspitali - The National University Hospital of Iceland; Reykjavik Iceland
14. Faculty of Medicine; Vilnius University; Vilnius Lithuania
15. Paediatrics and Child Health; University College; Cork Ireland
16. Department of Paediatric Pneumology and Immunology; Charité - Universitätsmedizin Berlin; Berlin Germany
17. Institute for Social Medicine, Epidemiology and Health Economics; Charité - Universitätsmedizin Berlin; Berlin Germany