1. Provincial Healthcare Unit, Section of Allergy, Vibo Valentia, Italy
2. Department of Biomedical, Dental, Morphological and Functional Imaging Sciences, University of Messina, Messina, Italy
3. Division of Hematology, Department of Human Pathology in Adulthood and Childhood “Gaetano Barresi”, University of Messina, Messina, Italy
4. Allergy and Clinical Immunology Unit, Department of Clinical and Experimental Medicine, University of Messina, Messina, Italy