[1] NHS Grampian, Aberdeen, Scotland
[2] Univ Hosp Coventry & Warwickshire, Coventry, England
[3] Welsh Blood Serv, Blood Hlth Adviser, Llantrisant, Wales
[4] Salford Royal NHS Fdn Trust, Manchester, England
[5] Scottish Natl Blood Transfus Serv, Edinburgh, Scotland
[6] North Bristol NHS Trust, Bristol, England
[7] NHS Blood & Transplant, Liverpool, England
[8] Aneurin Bevan Univ Hlth Board, Newport, England
[9] Univ Hosp Leicester NHS Trust, Leicester, England
[10] Manchester Univ NHS Fdn Trust, Manchester, England
[11] Belfast Hlth & Social Care Trust, Belfast, North Ireland