1. Pain Research Group, Pain Center, Department of Anesthesiology and Intensive Care Medicine, University Hospital Odense, Odense, Denmark
2. Department of Clinical Research, Faculty of Health Sciences, University of Southern Denmark
3. Department of Physiotherapy, University College North Denmark, Aalborg, Denmark
4. Department of Health Science and Technology, Faculty of Medicine, Center for Neuroplasticity and Pain (CNAP), SMI, Aalborg University, Aalborg, Denmark