1. Unit for Bereavement Research, Department of Psychology and Behavioral Science, Aarhus University, Aarhus, Denmark
2. The Danish National Centre for Grief, Copenhagen, Denmark
3. Research Unit, Mental Health Services East, Psychiatry Region Zealand, Roskilde, Denmark
4. Psychiatric Research Unit, Psychiatry Region Zealand, Slagelse, Denmark
5. Institute of Regional Health Research, University of Southern Denmark, Odense, Denmark