1. Department of Psychology & Behavioural Sciences, Sleep and Circadian Psychology Research Group, Aarhus University, Aarhus, Denmark
2. Department of Oncology, Unit for Psycho-oncology & Health Psychology, Aarhus University Hospital, Aarhus, Denmark
3. Department of Oncology, Aarhus University Hospital, Aarhus, Denmark
4. Danish Centre for Particle Therapy, Aarhus University Hospital, Aarhus, Denmark
5. Department of Psychology, Reykjavik University, Reykjavik, Iceland