[1] Sahlgrenska Academy at University of Gothenburg,Department of Rheumatology and Inflammation Research
[2] Skåne University Hospital,Department of Radiology
[3] Lund University,Faculty of Medicine
[4] Sahlgrenska University Hospital,Department of Radiology
[5] Södra Älvsborg Hospital,Section of Rheumatology
[6] Alingsås Hospital,Section of Rheumatology
[7] 901 87 Umeå University,Department of Public Health and Clinical Medicine, Rheumatology