University of Basel - University Hospital Basel, affiliation not provided to SSRN, University of Basel - University Hospital Basel, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Basel - University Hospital Basel and University of Basel - University Hospital Basel

affiliation not provided to SSRN, affiliation not provided to SSRN, Swiss Group for Clinical Cancer Research (SAKK) Coordinating Center, Kantonsspital St Gallen, affiliation not provided to SSRN, University of Basel - University Hospital Basel, Cantonal Hospital Winterthur, University of Basel - University Hospital Basel, affiliation not provided to SSRN, Oncology Institute of Southern Switzerland, Oncology Institute of Southern Switzerland, affiliation not provided to SSRN, Kantonsspital Graubünden, Department of Oncology/Haematology, Cantonal Hospital Aarau, Lausanne University Hospital, affiliation not provided to SSRN, Varian Medical Systems, affiliation not provided to SSRN, Universitäres Lehrund Forschungsspital and affiliation not provided to SSRN