1. Human Fertilisation Embryology Authority. The HFEA response to Professor Brian Toft’s Report: ‘review of the circumstances surrounding four adverse events that occurred in the Reproductive Medicine Units at The Leeds Teaching Hospitals NHS Trust, West Yorkshire’. June 2004.
2. Human Fertilisation Embryology Authority Press Release. Court of Appeal allows tissue typing for human embryos under strict conditions. http://www.hfea.gov.uk/844.html (2003). Accessed 08 April 2003.
3. Human Fertilisation Embryology Authority. Human Fertilisation and Embryology Authority Report. Preimplantation tissue typing. July 2004.
4. Human Fertilisation Embryology Authority. Sperm, Egg and Embryo Donation (SEED) Report. October 2005a.
5. The European Union Tissue and Cells Directives (EUTCD). Directive 2004/23/EC of the European Parliament and of the Council. March 2004.