1. The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Nordre Fasanvej 57, 2000 Copenhagen, Denmark
2. Faculty of Health Sciences, University of Southern Denmark, Campusvej 55, 5230 Odense M, Denmark
3. Danish Healing Research Center, Stationsvej 16, 3210 Vejby, Denmark
4. Unit for Psychooncology and Health Psychology, Department of Oncology, Aarhus University Hospital and Department of Psychology and Behavioral Science, Bartholins Allé 9, 8000 Aarhus C, Denmark