1. Blood and Safety Quality Regulations (2005 ) URL http://www.opsi.gov.uk/si/si2005/20050050.htm.
2. Transfusion guidelines for neonates and older children
3. Guidelines for the use of fresh-frozen plasma, cryoprecipitate and cryosupernatant
4. Council of Europe (2005 ) Guide to the preparation, use and quality assurance of blood components . 11th edition, p. 163 .