"COVID‐Mask": An atypical livedoid manifestation of COVID‐19 observed in a Northern Italy hospital. Issue 4 (3rd July 2020) - Conforti, Claudio; Zalaudek, Iris; Giuffrida, Roberta; Zorat, Francesca; Grillo, Andrea; Colapietro, Nina; Francica, Morena; di Meo, Nicola