1. Faculty of Medicine; Department of Nephrology; Eskisehir Osmangazi University; Eskisehir Turkey
2. Department of Cardiology; Hitit University Çorum Training and Research Hospital; Çorum Turkey
3. Department of Nephrology; Hitit University Çorum Training and Research Hospital; Çorum Turkey
4. Faculty of Medicine; Department of Biostatistics; Eskisehir Osmangazi University; Eskisehir Turkey