1 Department of Dermatovenereology, Third Faculty of Medicine, Charles University in Prague and Faculty Hospital of Kralovske Vinohrady, Prague, Czech Republic.
2 Department of Pathology, Third Faculty of Medicine, Charles University in Prague and Faculty Hospital of Kralovske Vinohrady, Prague, Czech Republic.
3 2nd Department of Internal Medicine, Third Faculty of Medicine, Charles University in Prague and Faculty Hospital of Kralovske Vinohrady, Prague, Czech Republic.