1. Portuguese Red Cross School of Health—Lisbon Lisbon Portugal
2. MEDCIDS—Departamento de Medicina da Comunidade Informação e Decisão em Saúde Faculty of Medicine of the University of Porto Porto Portugal
3. RISE@ CINTESIS Faculty of Medicine Oporto University Porto Portugal
4. Department of Endocrinology and Diabetes Fiona Stanley Hospital Murdoch Australia
5. University of Western Australia Medical School Fiona Stanley Hospital Murdoch Australia
6. Leeds Institute of Clinical Trials Research University of Leeds Leeds UK
7. Leeds Vascular Institute Leeds Teaching Hospitals NHS Trust Leeds UK
8. Department of Rehabilitation Medicine Sirindhorn School of Prosthetics Orthotics Bangkok Thailand
9. Faculty of Medicine Siriraj Hospital Mahidol University Bangkok Thailand
10. Department of Medicine University of Washington Seattle Washington USA
11. Veterans Affairs Puget Sound Health Care System Seattle Washington USA
12. Baylor College of Medicine Michael E. DeBakey Department of Surgery Houston Texas USA
13. Nottingham University Hospitals Trust Nottingham UK
14. University Hospitals of Derby and Burton NHS Foundation Trust Derby UK