1. Allergy and Clinical Immunology Unit San Giovanni di Dio Hospital Florence Italy
2. Centre of Bioclimatology University of Florence Florence Italy
3. SOS Allergy and Clinical Immunology USL Toscana Centro Prato Italy
4. Division of Respiratory Diseases and Allergy AORN Cardarelli and University of Naples, Federico II Naples Italy
5. Department of Allergic and Respiratory Diseases, Montpellier University Hospital, Institute Desbrest of Epidemiology and Public Health University of Montpellier and INSERM Montpellier France