[1] Swansea Ctr Hlth Econ, Swansea, W Glam, Wales
[2] Hlth Econ & Outcomes Res Ltd, Cardiff, Wales
[3] Otsuka Pharmaceut Europe Ltd, Wexham, Bucks, England
[4] Karnsjukhuset, Dept Nephrol, Skovde, Sweden
[5] Univ Sheffield, Sch Med, Dept Infect & Immun, Acad Nephrol Unit, Sheffield S10 2TN, S Yorkshire, England
[6] Copenhagen Univ Hosp, Div Renal, Dept Med, Roskilde, Denmark
[7] Hosp Univ La Paz, Madrid, Spain
[8] Addenbrookes Treatment Ctr, Acad Lab Med Genet, Cambridge, England
[9] Univ Brescia, Dept Nephrol, I-25121 Brescia, Italy
[10] Zentrale Klin Forsch, Univ Med Ctr Freiburg, Dept Nephrol, Freiburg, Germany
[11] McCann Complete Med, Macclesfield, Cheshire, England