| Authors: |
Holly T; Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway., Kirkesaether Brun M; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway., Jørgensen KK; Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway.; Department of Gastroenterology, Akershus University Hospital, Lørenskog, Norway., Goll GL; Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway.; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway., Sexton J; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway., Gehin JE; Department of Medical Biochemistry, Oslo University Hospital, Oslo, Norway., Kvien TK; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway.; Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway., Jahnsen J; Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway.; Department of Gastroenterology, Akershus University Hospital, Lørenskog, Norway., Provan SA; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway.; Department of Public Health and Sport Sciences, Faculty of Social and Health Sciences, University of Inland Norway, Elverum, Norway., Bolstad N; Department of Medical Biochemistry, Oslo University Hospital, Oslo, Norway., Aas E; Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway.; Department of Health Services Research, Norwegian Institute of Public Health, Oslo, Norway., Haavardsholm EA; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway.; Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway., Kristiansen IS; Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway.; Research Unit of General Practice, University of Southern Denmark, Odense, Denmark., Syversen SW; Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway.; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway., Hagen G; Center for Treatment of Rheumatic and Musculoskeletal Diseases (REMEDY), Diakonhjemmet Hospital, Oslo, Norway gunhild.hagen@diakonsyk.no.; Department of Health Services Research, Norwegian Institute of Public Health, Oslo, Norway. |
