1. Department of Health Better blood transfusion-safe and appropriate use of blood 2007
2. National Patient Safety Agency Safer Practice Notice Right patient right blood 2006
3. UK Blood Transfusion & Tissue Transplantation Services Professional guidelines, best practice and clinical information 2006 http://www.transfusionguidelines.org.uk
4. National Comparative Audit of Blood Transfusion NHS blood and transplant 2009 http://hospital.blood.co.uk/safe_use/clinical_audit/national_comparative/index.asp
5. Knowles S H Cohen on behalf of the Serious Hazards of Transfusion (SHOT) Steering Group The 2010 Annual SHOT Report (2011) 2011 http://www.shotuk.org/home