1. Psychological Aspects of Cancer, Danish Cancer Institute, Copenhagen, Denmark
2. Research Unit for General Practice, Aarhus University, Aarhus, Denmark
3. Department of Pediatrics and Adolescent Medicine, Copenhagen University Hospital, Copenhagen, Denmark
4. Mass General Hospital for Children, Boston, MA, USA
5. Harvard Medical School, Boston, MA, USA
6. Department of Pediatrics and Adolescent Medicine, The Juliane Marie Center, Copenhagen University Hospital, Copenhagen, Denmark
7. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
8. Department of Psychology, University of Copenhagen, Copenhagen, Denmark