1. Dermatology Unit University of Campania Luigi Vanvitelli Naples Italy
2. Division of Dermatology Department of Experimental, Diagnostic and Specialty Medicine University of Bologna Bologna Italy
3. Dermatology Unit IRCCS Istituto Giannina Gaslini Genoa Italy
4. UO Dermatologia Lucca‐Azienda USL Toscana Nordovest Capannori Italy
5. Department of Health Science University of Florence Florence Italy