1. Division of Haematology and Oncology, Kantonsspital St. Gallen, St. Gallen, Switzerland;
2. Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA;
3. Department of Medical Oncology, San Camillo and Forlanini Hospitals, Rome, Italy;
4. Department of Oncology, Cambridge University Hospitals National Health Service Foundation, Cambridge, United Kingdom;
5. Gustave Roussy, Villejuif, France;
6. Hämatologie, Hämostaseologie, Onkologie und Stammzelltransplantation, Medizinische Hochschule Hannover, Hannover, Germany;
7. The Royal Marsden Hospital, London, United Kingdom;
8. Department of Oncology, Akershus University Hospital and Medical Faculty of University of Oslo, Oslo, Norway;
9. Policlinico San Matteo Pavia Fondazione IRCCS, Pavia, Italy;
10. Department of Solid Tumor Oncology, Cleveland Clinic, Cleveland, Ohio, USA;
11. Abteilung für Onkologie, Allgemeines Krankenhaus-Universitätskliniken, Wien, Austria;
12. Faculty of Medicine, University of Oslo, Oslo, Norway;
13. Department of Radiation Oncology, Kantonsspital St. Gallen, St. Gallen, Switzerland