NHS South of England             South West SHA Southampton South Devon Healthcare Salisbury District House Portsmouth Plymouth (Derriford Hospital) Spire Alexandra Hospital NHS North of England      South Tyneside NHS North Lancashire Sheffield Teaching Hospitals Chester NHS London King's Thrombosis Centre Chelsea and Westminster London Clinic NHS Midlands and East                East of England SHA James Paget University Hospital Norfolk and Norwich Queen Elizabeth Hospital King's Lynn Colchester University Hospital Cambridge University Hospitals Chesterfield Royal Hospital Leicester University Hospitals Burton upon Trent Papworth Hospital Nationwide BMI Healthcare Group