[1] Univ Hlth Network, Princess Margaret Canc Ctr, Toronto, ON, Canada
[2] Guys & St Thomas NHS Fdn Trust, Dept Haematol, London, England
[3] Roskilde Univ Hosp, Dept Hematol, Roskilde, Denmark
[4] Univ Florence, Azienda Osped Univ Careggi, Florence, Italy
[5] RWTH Aachen Univ Hosp, Aachen, Germany
[6] Univ Barcelona, Hosp Clin IDIBAPS, Barcelona, Spain
[7] Novartis Pharmaceut, E Hanover, NJ USA
[8] Novartis Pharma AG, Basel, Switzerland
[9] Univ Magdeburg, D-39106 Magdeburg, Germany