1. Department of Dermatology, Dermatology Clinic, ‘George Emil Palade’ University of Medicine, Pharmacy, Science and Technology, 540139 T�rgu Mureș, Romania
2. Department of Pharmaceutical Botany and Cell Biology, Faculty of Pharmacy, ‘Carol Davila’ University of Medicine and Pharmacy, 020956 Bucharest, Romania
3. Department of Dermatology, University of Medicine and Pharmacy, 200349 Craiova, Romania
4. Medical Department, Faculty of Medicine and Pharmacy, University ‘Dunărea de Jos’, 800010 Galati, Romania
5. Department of Dermatology, Dermatology Clinic, Faculty of Medicine and Pharmacy, University of Oradea, 410073 Oradea, Romania