1. Division of Family Medicine and Primary Care, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden
2. Division of Physiotherapy, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden
3. Department of Orthopaedics, Danderyd University Hospital Corp., Stockholm, Sweden
4. Department of Clinical Sciences, Danderyd Hospital, Karolinska Institutet, Stockholm, Sweden