1. Department of Dermatology; ‘Henry Dunant’ Hospital; Athens Greece
2. 2nd Department of Dermatology and Venereology; National and Kapodistrian University of Athens Medical School; ‘Attikon’ General University Hospital; Athens Greece
3. Department of Histology and Embryology; National and Kapodistrian University of Athens Medical School; Athens Greece
4. 1st Department of Dermatology and Venereology; National and Kapodistrian University of Athens Medical School; ‘Andreas Syggros’ Hospital; Athens Greece
5. Department of Anatomy; National and Kapodistrian University of Athens Medical School; Athens Greece