[1] CHU Grenoble, F-38043 Grenoble, France
[2] EORTC Headquaters, Brussels, Belgium
[3] Acad Med Centrum, Amsterdam, Netherlands
[4] Univ Hlth Network OCI, Princess Margaret Hosp, Toronto, ON, Canada
[5] CRLC Val Aurelle, Montpellier, France
[6] CHU Vaudois, CH-1011 Lausanne, Switzerland
[7] Univ Ziekenhuis Brussel, Brussels, Belgium
[8] Clin Genolier, Genolier, Switzerland
[9] Rambam Med Ctr, Haifa, Israel
[10] EORTC Headquarters, Radiat Oncol Grp, Brussels, Belgium