1. From the University Hospital, Basel; Kantonsspital, St Gallen; Ospedale Regionale, Lugano; Centre Hospitalier Universitaire Vaudoise, Lausanne; Universitätsspital, Zurich; Kantonsspital, Aarau; Swiss Group for Clinical Cancer Research Coordinating Center, Bern, Switzerland; Szt László Hospital, Budapest, Hungary; University of Uppsala, Uppsala, Sweden; Istituto Nazionale per lo studio e la Cura dei Tumori, Milan, Italy; Krankenanstalt Rudolfstiftung, Wien; University of Vienna Medical School, Vienna,...