[1] Comprehensive Cancer Center North East,Department of Research
[2] University of Twente,Department of Health Technology and Services Research
[3] Comprehensive Cancer Center South,Department of Research
[4] Erasmus MC University,Department of Public Health
[5] Comprehensive Cancer Center Amsterdam,Department of Surgery
[6] Catharina Hospital,Department of Pathology
[7] Radboud University Nijmegen Medical Center,Department of Surgery
[8] Leiden University Medical Center,Department of Radiation Oncology
[9] University Medical Center Groningen,undefined
[10] University of Groningen,undefined