1. 1998. Stroke Care: Reducing the Burden of Disease. The Stroke Association: London.
2. 1998. Alzheimer's Disease in the United Kingdom. Burden of Disease and Future Care. Imperial College School of Medicine: London.
3. Geoffrey Duncan Chisholm
4. 2000. Department of Health/NHS Research?Organisation of DH R&D: An Overview. http://www.doh.gov.uk.