1. Department of Gastroenterology, Infectious Diseases and Rheumatology, Charité - Universitätsmedizin Berlin , Berlin, Germany
2. Rheumatology Department, German Rheumatism Research Centre , Berlin, Germany
3. Rheumatology Department, Sanatorio Julio Mendez , Buenos Aires, Argentina
4. Rheumatology Department, IdiPaz, Hospital Universitario La Paz , Madrid, Spain
5. Rheumatology Department, Cardiff University , Cardiff, UK
6. Patient Advocacy, Cyprus League for People with Rheumatism (CYLPER) , Nicosia, Cyprus
7. Rheumatology Department, Mumbai Arthritis Clinic , Mumbai, India
8. Patient Advocacy, Spondyloarthritis Association of Norway (SPAFO) , Oslo, Norway
9. Patient Advocacy, Axial Spondyloarthritis International Federation (ASIF) , London, UK
10. Patient Advocacy, Canadian Spondylitis Association (CSA) , Toronto, Canada
11. Health & Territory Research (HTR), Universidad de Sevilla , Seville, Spain
12. Patient Engagement, Novartis Pharma AG , Basel, Switzerland
13. Patient Advocacy, Spanish Federation of Spondyloarthritis Associations (CEADE) , Madrid, Spain