1. Centre of Academic Primary Care, University of Aberdeen, Westburn Road, Aberdeen, AB25 2AY, UK.
2. Clinical Research Centre for Health Professions, University of Brighton, Eastbourne, UK
3. Centre on Aging & Health, University of Regina, Regina, Saskatchewan, Canada
4. School for Public Health & Primary Care, Maastricht University, Maastricht, The Netherlands
5. Department of Occupational Therapy, Faculty of Rehabilitation Medicine, University of Alberta, Edmonton, Alberta, Canada
6. Department of Anesthesiology, Central Hospital, Kristianstad, Sweden
7. Servicio de Clínica Médica, Hospital Italiano de Buenos Aires, Buenos Aires, Argentina
8. University Medical Centre Maribor, Maribor, Slovenia
9. School of Nursing, Dublin City University, Dublin, Ireland