Merel L Kimman1,2
, Adri C Voogd3
, Carmen D Dirksen4
, Paul Falger5
, Pierre Hupperets6
, Kristien Keymeulen7
, Marlene Hebly7
, Cary Dehing1
, Philippe Lambin1,2,8
and Liesbeth J Boersma1,2,8 
1
Maastro Clinic, Maastricht, The Netherlands
2
Department GROW – MAASTRO, Maastricht University, The Netherlands
3
Department of Epidemiology, Maastricht University, The Netherlands
4
Department of Clinical Epidemiology and Medical Technology Assessment, University Hospital Maastricht, The Netherlands
5
Department of Medical Psychology, University Hospital Maastricht, The Netherlands
6
Department of Medical Oncology, University Hospital Maastricht, The Netherlands
7
Department of Surgery, University Hospital Maastricht, The Netherlands
8
Department of Radiation Oncology, University Hospital Maastricht, The Netherlands