[1] Zadar Gen Hosp, Dept Nephrol & Dialysis, Boze Pericica 5, Zadar 23000, Croatia
[2] Univ Zegreb, Dubrava Univ Hosp, Sch Med, Unit Nephropathol & Electron Microscopy,Dept Patho, Zagreb 10000, Croatia
[3] Univ Zagreb, Inst Pathol, Sch Med, Salata 3, Zagreb 10000, Croatia
[4] Univ Rijeka, Sch Med, Ul Brace Branchetta 20-1, Rijeka 51000, Croatia