1. Alberta Transplant Applied Genomics Centre; University of Alberta; Edmonton; AB; Canada
2. University of Minnesota; Minneapolis; MN
3. Department of Renal Medicine; Manchester Royal Infirmary; Manchester; England
4. University of Maryland School of Medicine; Baltimore; MD
5. Servei de Nefrologia; Hospital Vall d'Hebron; Barcelona; Spain
6. Medical School of Hannover; Hannover; Germany