Christos C Zouboulis1, Leonard J Hoenig2. 1. Departments of Dermatology, Venereology, Allergology and Immunology, Dessau Medical Center, Brandenburg Medical School Theodor Fontane, Dessau, Germany. Electronic address: christos.zouboulis@klinikum-dessau.de. 2. Private Practice, Pembroke Pines, Florida, USA.