[1] Turkiye Yuksek Ihtisas Educ & Res Hosp Ankara, Dept Cardiol, TR-06100 Ankara, Turkey
[2] Konya Numune Hosp, Dept Nephrol, Konya, Turkey
[3] CI Parhon Univ Hosp, Dialysis & Renal Transplant Ctr, Nephrol Clin, Iasi, Romania
[4] Grigore T Popa Univ Med, Iasi, Romania
[5] Koc Univ, Sch Med, Dept Med, Div Nephrol, Istanbul, Turkey