[1] UZ Leuven, Louvain, Belgium
[2] Osped Niguarda Ca Granda, Milan, Italy
[3] Univ Rotterdam Hosp, Erasmus MC, Rotterdam, Netherlands
[4] Univ Klinikum Essen, Essen, Germany
[5] Hop Paul Brousse, Villejuif, France
[6] Univ Med Ctr Leipzig, Leipzig, Germany
[7] Hop Henri Mondor, F-94010 Creteil, France
[8] Novartis Pharmaceut, E Hanover, NJ USA
[9] Novartis Pharma AG, Basel, Switzerland
[10] Azienda Osped Univ Pisana, Pisa, Italy