1. Spongiform Encephalopathy Advisory Committee 2000 Summary of SEAC Committee Meeting 29 September 2000 http://www.seac.gov.uk/
2. Spongiform Encephalopathy Advisory Committee 2000 Summary of SEAC Committee Meeting 28 November 2000 http://www.seac.gov.uk/
3. Department of Health 2001 Risk assessment for transmission of VCID via surgical instruments: a modelling approach and numerical scenarios http://www.dh.gov.uk/assetRoot/04/01/93/17/04019317.PDF