1. Department of Surgical Sciences, University of Turin, Turin, Italy
2. VA Centre, Careggi University Hospital, Italy
3. Servicio de Reanimación, Hospital Teresa Herrera, Complejo Hospitalario Universitario de A Coruña, Spain
4. Haematology Outpatients Clinic, Supportive Therapy Unit and the Chemotherapy Unit, Kings College Hospital NHS Foundation Trust, UK
5. Department of Anesthesiology, Catharina Hospital, Eindhoven
6. Haemato-oncology unit, Royal Marsden NHS Trust, UK
7. Department of Radiology, University Hospital Jena, Germany
8. Bacteriology and Hospital Hygiene Department, Nantes University Hospital