1. Centre for Health Research; University of Brighton; Eastbourne East Sussex UK
2. Physiotherapy Department; First Community Health and Care CIC; Redhill Surrey UK
3. East Sussex Healthcare NHS Trust; Eastbourne District General Hospital; Eastbourne UK
4. Worthing Hospital (Physiotherapy Department); Western Sussex Hospitals NHS Foundation Trust; Worthing UK
5. Princess Royal Hospital (Physiotherapy Department); Brighton and Sussex University Hospital NHS Trust; Haywards Heath UK
6. University of Brighton; School of Health Sciences; Eastbourne UK
7. University of Strathclyde; School of Psychological Sciences; Glasgow UK