1. World Health Organisation: Towards Policy for Health and Ageing. Geneva, World Health Organisation, 2003.
2. Kannisto V: Development of Oldest-Old Mortality 1950-1990: Evidence from 28 Developed Countries. Odense Monographs on Population Ageing 1. Odense, Odense University Press, 1994.
3. National Statistics Online: UK Census 2001. www.stastistics.gov.uk/census/.
4. Masoro EJ: Physiology of ageing; in Tallis RC, Fillit HM, Brocklehurst JC (eds): Brocklehursts Textbook of Geriatric Medicine and Gerontology, ed 5. London, Churchhill Livingstone, 1998, pp 85-95.
5. A View of the Aging-Disease Relationship From Age 85