Affiliation: | 1.Department of Nephrology, Transplantology, and Internal Medicine, Medical University of Gdansk, Smoluchowskiego 17, 80-214 Gdansk, Poland;2.Department of Cardiology and Interventional Angiology, Kashubian Center for Heart and Vascular Diseases in Wejherowo, Pomeranian Hospitals, 84-200 Wejherowo, Poland;3.Koszalin State Higher Vocational School, Lesna 1, 75-582 Koszalin, Poland;4.Department of Biochemistry, Medical University of Gdansk, Debinki 1, 80-211 Gdansk, Poland |