1. Seacliff Healthcare Center Los Angeles California
2. Grand Park Convalescent Hospital Los Angeles California
3. Vermont Convalescent Care Center Los Angeles California
4. Providence Health Care Spokane Washington
5. Tissue Viability & Community Research Service, Nursery Park Health CentreNorthumbria NHS Trust, Northumberland UK
6. Thomas Jefferson University Hospital Philadelphia Pennsylvania
7. Gwynedd Mercy University Gwynedd Valley Pennsylvania
8. St Bartholomew's Hospital, Barts Health NHS Trust London UK
9. Good Samaritan Regional Medical Center Corvallis Oregon
10. SUNY Upstate Medical University and Loretto Health and Rehabilitation Syracuse New York
11. Department of Trauma and Orthopaedics MiddlesbroughJames Cook University Hospital Middlesbrough UK
12. Stanford Health Care Stanford California
13. Providence Portland Medical Center Portland Oregon