[1] Univ Med Ctr Utrecht, Dept Nephrol & Hypertens, POB 85500, NL-3508 GA Utrecht, Netherlands
[2] Vrije Univ Amsterdam, Res Inst Amsterdam Cardiovasc Sci, Dept Nephrol, Amsterdam UMC, Amsterdam, Netherlands
[3] Diapr Dialysis Ctr, Amsterdam, Netherlands
[4] Nottingham Univ NHS Trust, Renal & Transplant Unit, Nottingham, England
[5] Clin Hosp Ctr Sestre Milosrdnice, Div Nephrol & Dialysis, Zagreb, Croatia
[6] Normandie Univ, Serv Nephrol Dialyse Transplantat, CHU Caen Normandie, UNICAEN, Caen, France
[7] Kantonsspital Baselland, Div Nephrol, Univ Clin Med, Liestal, Switzerland
[8] Epicura Hosp, Dept Nephrol & Dialysis, Mons, Belgium
[9] Imperial Coll Healthcare NHS Trust, Hammersmith Hosp, Renal & Transplant Ctr, London, England
[10] Leiden Univ Med Ctr, Dept Clin Epidemiol, Leiden, Netherlands
[11] Acad Teaching Hosp Braunschweig, Med Clin Nephrol Rheumatol Blood Purificat 5, Braunschweig, Germany
[12] Vrije Univ Brussel, Univ Ziekenhuis Brussel, Div Nephrol & Hypertens, Brussels, Belgium
[13] Oslo Univ Hosp, Dept Nephrol, Oslo, Norway
[14] Karolinska Inst, Dept Clin Sci Intervent & Technol CLINTEC, Div Renal Med, Stockholm, Sweden
[15] Ctr Hosp Pierre Oudot, Serv Endocrinol Nephrol, Bourgoin Jallieu, France
[16] Keele Univ, Fac Med & Hlth Sci, Stoke On Trent, Staffs, England
[17] Ctr Nephrol Zwickau, Zwickau, Germany
[18] Univ Med Ctr Ljubljana, Dept Nephrol, Ljubljana, Slovenia
[19] Univ Ljubljana, Med Fac, Ljubljana, Slovenia
[20] Grande Osped Metropolitano Bianchi Melacrino More, Nephrol Dialysis & Renal Transplant Unit, Reggio Di Calabria, Italy
[21] Elche Univ Gen Hosp, Dept Nephrol, Alicante, Spain
[22] Tech Univ Munich, Fac Med, Klinikum Rechts Isar, Munich, Germany
[23] Hosp Gen Univ Gregorio Maranon, Dept Nephrol, Madrid, Spain
[24] Med Univ Warsaw, Dept Nephrol Dialysis & Internal Dis, Warsaw, Poland
[25] Ghent Univ Hosp, Dept Nephrol, Ghent, Belgium