1. Department of Dermatology, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Department of Dermatology, ‘Victor Babes’ Hospital, 030303 Bucharest, Romania
3. Department of of Physiology, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania
4. Department of Immunology, ‘Victor Babes’, National Institute of Pathology, 050096 Bucharest, Romania