1 Allergy Unit, Second Department of Dermatology and Venereology, "Attikon" University Hospital, Medical School. Electronic address: [email protected].
2 Allergy Unit, Second Department of Dermatology and Venereology, "Attikon" University Hospital, Medical School.
3 Allergy Unit, Second Department of Dermatology and Venereology, "Attikon" University Hospital, Medical School; Department of Pharmacology, Medical School, University of Athens, Athens, Greece.