1. Centro Hospitalar e Universitário de Coimbra and Health Sciences Research Unit: Nursing; Coimbra Portugal
2. Centro Hospitalar e Universitário de Coimbra and University of Coimbra; Coimbra Portugal
3. University of the West of England; Bristol UK
4. Patient research partner; EULAR Standing Committee of People with Arthritis/Rheumatism in Europe, Zurich, Switzerland; and VU University Medical Centre; Amsterdam The Netherlands
5. Sorbonne Universités; UPMC University Paris 06; Institut Pierre Louis d'Epidémiologie et de Santé Publique; GRC-UPMC 08 (EEMOIS), and AP-HP; Pitié-Salpetrière Hospital; Paris France