Clinic of Nephrology and Dialysis, Dr. G. Stranski University hospital, Department of Nephrology, Haematology, and Gastroenterology, Medical University – Pleven, Bulgaria
Aygulya M. Akisheva
Clinic of Nephrology and Dialysis, Dr. G. Stranski University hospital, Department of Nephrology, Haematology, and Gastroenterology, Medical University – Pleven, Bulgaria
Milena Y. Stoimenova
Clinic of Nephrology and Dialysis, Dr. G. Stranski University hospital, Department of Nephrology, Haematology, and Gastroenterology, Medical University – Pleven, Bulgaria