[1
]
Copenhagen Center for Arthritis Research (COPECARE), Center for Rheumatology and Spine
Diseases, Centre of Head and Orthopaedics, Glostrup, Denmark.
[2
]
Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania, USA.
[3
]
Department of Clinical Medicine, Faculty of Health and Medical Sciences, University
of Copenhagen, Copenhagen, Denmark.
[4
]
Deptartment of Rheumatology, King Christian 10th Hospital for Rheumatic Diseases,
Graasten, Denmark.
[5
]
Institute of Regional Health Research, University of Southern Denmark, Odense, Denmark.
[6
]
Department of Rheumatology, Slagelse Hospital, Slagelse, Denmark.
[7
]
Department of Rheumatology, Aarhus University Hospital, Aarhus, Denmark.
[8
]
Department of Rheumatology C, Odense University Hospital, Odense, Denmark.
[9
]
Department of Medicine, Rheumatology, Vejle Hospital, SLB, Vejle, Denmark.
[10
]
Department of Radiology, Copenhagen University Hospital Herlev, Herlev, Denmark.
[11
]
Department of Radiology, Hvidovre University Hospital, Hvidovre, Denmark.
[12
]
Institute of Clinical Medicine, Aarhus University, Aarhus, Denmark.