1. Second Department of Dermatology, School of Health Sciences, Aristotle University of Thessaloniki, Papageorgiou General Hospital, Greece
2. Oncology Department, School of Health Sciences, Aristotle University of Thessaloniki, Papageorgiou General Hospital, Greece
3. First Department of Dermatology, School of Health Sciences, Aristotle University of Thessaloniki, Greece
4. First Department of Dermatology-Venereology, National and Kapodistrian University of Athens, School of Medicine, Andreas Sygros Hospital, Athens, Greece
5. Attikon Hospital, Athens Medical School, Athens, Greece