[1] Royal Infirm Edinburgh NHS Trust, Edinburgh Transplant Ctr, Dept Transplant Surg, Edinburgh, Midlothian, Scotland
[2] Belfast City Hosp, Dept Transplant Surg, Belfast, Antrim, North Ireland
[3] Guys & St Thomas Hosp NHS Trust, Dept Nephrol & Transplantat, London, England
[4] Univ Cambridge, Addenbrookes Hosp Cambridge, Natl Inst Hlth Res NIHR, Dept Surg,Cambridge Biomed Res Ctr, Cambridge, England
[5] Newcastle Univ, Newcastle Tyne Hosp NHS Trust, Inst Transplantat, Freeman Hosp, Newcastle Upon Tyne, Tyne & Wear, England
[6] Newcastle Univ, Inst Cellular Med, Newcastle Upon Tyne, Tyne & Wear, England
[7] Univ Oxford, Nuffield Dept Surg Sci, Oxford Transplant Ctr, Oxford, England
[8] Natl Hlth Serv Blood & Transplant, Clin Trials Unit, Bristol, Avon, England
[9] Queen Elizabeth Hosp, Liver Unit, Birmingham, W Midlands, England
[10] Birmingham Childrens Hosp, Birmingham, W Midlands, England
[11] Univ Edinburgh, Dept Clin Surg, Edinburgh, Midlothian, Scotland