1. Arthritis Research UK Centre for Epidemiology Manchester Academic Health Science Centre University of Manchester UK
2. Aberdeen Pain Research Collaboration (Epidemiology Group) Institute of Applied Health Sciences University of Aberdeen UK
3. Aberdeen Pain Research Collaboration (Primary Care Group) Institute of Applied Health Sciences University of Aberdeen UK
4. NIHR Manchester Musculoskeletal Biomedical Research Unit Central Manchester University Hospitals NHS Foundation Trust University of Manchester partnership UK