[1] Emergency Clin Hosp Children, Nephrol & Dialysis Dept, Timisoara, Romania
[2] Univ Med & Pharm Iuliu Hatieganu, Pediat Nephrol Dept, Cluj Napoca, Romania
[3] Urol & Renal Transplant Inst, Renal Transplant Dept, Cluj Napoca, Romania
[4] Univ Med & Pharm Iuliu Hatieganu, Urol Dept, Cluj Napoca, Romania
[5] Emergency Clin Hosp Children, Dept Anat Pathol, Timisoara, Romania