1. Department of Nephrology, Carol Davila Clinical Hospital of Nephrology, 010731 Bucharest, Romania
2. Department of Nephrology, “Carol Davila” University of Medicine and Pharmacy, 020021 Bucharest, Romania
3. Department of Dermatology, “Carol Davila” University of Medicine and Pharmacy, 020021 Bucharest, Romania
4. Department of Dermatology, “Victor Babes” Clinical Hospital for Infectious Diseases, 030303 Bucharest, Romania