1. Department of Rheumatology, Norwegian National Advisory Unit on Rehabilitation in Rheumatology, Diakonhjemmet Hospital, Oslo, Norway;
2. Department of Rheumatology, Norwegian National Unit for Rehabilitation for Rheumatic Patients, Diakonhjemmet Hospital, Oslo, Norway;
3. Department of Rehabilitation, Hospital for Rheumatic Diseases, Lillehammer, Norway;
4. Department of Rheumatology, Betanien Hospital, Skien, Norway;
5. Department of Rheumatology, Sørlandet Hospital, Arendal, Norway;
6. The Norwegian Rheumatism Association, Oslo, Norway;
7. Department of Self-management, Hospital for Rheumatic Diseases, Lillehammer, Norway;
8. Department of Rheumatology, Martina Hansens Hospital, Bærum, Norway;
9. Jeløy Kurbad Rehabilitation Center, Moss, Norway