1 Allergist and Dermatologist, Department of Emergency and Organ Transplantation, School and Chair of Allergology and Clinical Immunology, University of Bari - Aldo Moro, Bari, Italy.
2 UOC Dermatologia, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
3 Dipartimento di Fisiopatologia Medico-Chirurgica e dei Trapianti, Università degli Studi di Milano, Milan, Italy.
4 Dermatology, University of Modena and Reggio Emilia, Modena, Italy.
5 Section of Allergy and Clinical Immunology, Unit of Internal Medicine, 'F. Miulli' Hospital, Acquaviva delle Fonti, Italy.
6 Dermatology Unit, University of Campania, Naples, Italy.
7 Department of Biomedical Science and Human Oncology, Dermatological Clinic, University of Bari, Bari, Italy.
8 Dermatology Clinic, University Vita Salute S. Raffaele, Milan, Italy.
9 Unit of Dermatology, Department of Health Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.
10 Medical Sciences Department, Dermatologic Clinic, University of Turin, Turin, Italy.
11 Department of Emergency and Organ Transplantation, School and Chair of Allergology and Clinical Immunology, University of Bari - Aldo Moro, Bari, Italy.
12 Dermatology Unit, Azienda USL-IRCCS Reggio Emilia, Reggio Emilia, Italy.
13 Section of Dermatology, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy.