1. Department of Dermatology; “Maggiore della Carità” Hospital; University of Eastern Piedmont “A. Avogadro”; Novara Italy
2. Department of Medical Sciences; “Maggiore della Carità” Hospital; University of Eastern Piedmont “A. Avogadro”; Novara Italy
3. Department of General Surgery; “Maggiore della Carità” Hospital; University of Eastern Piedmont “A. Avogadro”; Novara Italy