[1] Netherlands Canc Inst, Div Psychosocial Res & Epidemiol, Amsterdam, Netherlands
[2] Vrije Univ Amsterdam Med Ctr, Dept Neurol, Amsterdam, Netherlands
[3] St Elizabeth Hosp, Dept Neurosurg, Tilburg, Netherlands
[4] Vrije Univ Amsterdam Med Ctr, Dept Radiat Oncol, Amsterdam, Netherlands
[5] Vrije Univ Amsterdam Med Ctr, Dept Med Psychol, Amsterdam, Netherlands