1 Allergy Unit, Department of Pediatrics, Meyer Children's University Hospital, Viale Pieraccini 24, 50139, Florence, Italy, Department of Health Sciences, University of Florence, Florence, Italy.
2 Allergy Unit, Department of Pediatrics, Meyer Children's University Hospital, Viale Pieraccini 24, 50139, Florence, Italy.
3 Dermatology Unit, Department of Pediatrics, Meyer Children's University Hospital, Viale Pieraccini 24, 50139, Florence, Italy.
4 Department of Health Sciences, University of Florence, Florence, Italy, Immunology Unit, Department of Pediatrics, Meyer Children's University Hospital, Viale Pieraccini 24, 50139, Florence, Italy.
5 Immunology Unit, Department of Pediatrics, Meyer Children's University Hospital, Viale Pieraccini 24, 50139, Florence, Italy.