[1
]
Epidemiology Group, School of Medicine, Medical Sciences and Nutrition, University
of Aberdeen, Aberdeen, UK.
[2
]
Department of Rheumatology, Cantonal Hospital, Fribourg, Switzerland.
[3
]
ICRCCS Galeazzi Orthopaedic Institute, Milan, Italy.
[4
]
Department of Internal Medicine I, Klinikum Saarbrücken, Saarbrücken, Germany.
[5
]
Department of Psychosomatic Medicine, Technische Universität München, München, Germany.
[6
]
Section of Rheumatology, Institute of Infection and Immunity, Cardiff University School
of Medicine, Cardiff, UK.
[7
]
Department of Clinical Neuroscience, Karolinska Institutet and Stockholm Spine Centre,
Stockholm, Sweden.
[8
]
Department of Rheumatology, Bispebjerg and Frederiksberg, The Parker Institute, Copenhagen
University Hospital, Copenhagen, Denmark.
[9
]
Rheumatology Department, CEDOC-NOVA Medical School, UNL, CHLO, Hospital Egas Moniz,
Lisbon, Portugal.
[10
]
Hacettepe University Division of Internal Medicine, Department of Physical and Rehabilitation
Medicine, Ankara, Turkey.
[11
]
Finnish Institute of Occupational Health, Helsinki, Finland.
[12
]
Patient Representative, Bristol, UK.
[13
]
Mater Misericordiae University Hospital, Dublin, Ireland.
[14
]
Patient Representative, Limassol, Cyprus.
[15
]
Centre de la Douleur, Hôpital Cochin-Hôtel Dieu, Université Paris Descartes, Paris,
France.
[16
]
Rheumatology Unit, L. Sacco University Hospital, Milan, Italy.
[17
]
Institute of Infection and Immunity, Cardiff University School of Medicine, Cardiff,
UK.