1. Centre for Molecular Research in Nephrology and Vascular Disease, Faculty of Medicine, Victor Babeș University of Medicine and Pharmacy, 300041 Timișoara, Romania
2. Division of Nephrology, Department of Internal Medicine II, County Emergency Hospital Timisoara, Victor Babeș University of Medicine and Pharmacy, 300041 Timișoara, Romania
3. B Braun Avitum Dialysis Centers, 300417 Timișoara, Romania
4. Department of Nephrology and Dialysis, Arad County Hospital, 310158 Arad, Romania