1. Charing Cross Hospital, London
2. North Staffordshire Hospital, Stoke-on-Trent, U.K.
3. CAPD–Enheten, Stockholm, Sweden
4. Centre Hospitalier Louise–Michel–Evry, Evry, France
5. Adelaide and Meath Hospital, Dublin, Ireland
6. Westeinde Hospital, The Hague, Netherlands
7. Wrexham Maelor Hospital, Clwyd, U.K.
8. Baxter Healthcare, Brussels, Belgium
9. Hospital Amau de Vilanova, Lerida, Spain
10. Charing Cross Hospital, London, U.K.
11. Association Calydial, Irigny, France
12. Hammersmith Hospital, London, U.K.
13. Hôpital Européen Georges Pompidou, Paris, France
14. Helsinki University Hospital, Helsinki, Finland
15. Central Hospital Esbjerg, Esbjerg, Denmark
16. Centre Hospitalier Louis Pasteur, Cherbourg, France
17. Leuven, Belgium
18. Stobhill Hospital NHS Trust, Glasgow, Scotland, U.K.
19. Centre Hospitalier Germon et Gauthier, Bethune, France
20. Orebro Medical Center Hospital, Orebro, Sweden
21. Ospedale Multizonale “Vito Fazzi,” Lecce, Italy
22. Centre Hospitalier Louise Michel Evry, Evry, France
23. Hospital General Universitario, Alicante, Spain
24. Klinikum Darmstadt, Darmstadt, Germany
25. Hospital Geral Santo Antonio, Porto, Portugal
26. Hospital Juan Canalejo, Coruna, Spain
27. Wrexham Maelor Hospital, Clywd, Wales, U.K.
28. Ospedale Provinciale Desio, Desio, Italy
29. Hospital Nuestra Senora del Pino, Las Palmas, Spain
30. Universitat Klinik für Innere Medezin III, Vienna, Austria
31. Dialyse Institüt Villingen– Schwenningen, Schwenningen, Germany.