[1] Univ Hosp, Charite, Dept Nephrol, Berlin, Germany
[2] Merheim Med Ctr, Transplant Ctr, Cologne, Germany
[3] Univ Bari, Policlin, Bari, Italy
[4] Dalhousie Univ, Dept Med, Halifax, NS, Canada
[5] Univ Hosp Louvain, Dept Nephrol & Renal Transplantat, Louvain, Belgium
[6] Royal Melbourne Hosp, Parkville, Vic 3050, Australia