[1] Carol Davila Univ Med & Pharm, Dept Nehrol & Internal Med, Bucharest, Romania
[2] Dr Carol Davila Teaching Hosp Nephrol, Nephrol Dept 1, Bucharest, Romania
[3] Univ Genoa, Dept Internal Med, Genoa, Italy
[4] IRCCS Osped Policlin San Martino, Div Nephrol Dialysis & Transplantat, Genoa, Italy
[5] Houston Methodist Hosp, Dept Surg, Houston, TX USA