1. Department of Nephrology, Clinical Department No. 3, “Carol Davila” University of Medicine and Pharmacy, 050474 Bucharest, Romania
2. Department of Nephrology, Ilfov County Emergency Clinical Hospital, 022104 Bucharest, Romania
3. Department of Anesthesia and Intensive Care, Emergency Clinical Hospital of Bucharest, 014461 Bucharest, Romania
4. Department of Nephrology, “St. John” Emergency Clinical Hospital, 042122 Bucharest, Romania
5. Research Department, Emergency Clinical Hospital of Bucharest, 014461 Bucharest, Romania