1. Ebrahim S., Kalache A.: Epidemiology in old age. BMJ Publ. Group, London, 1996.
2. Vishnevskiy A.G.: Russian population. The 4th Annual Demographical Report. Institute of People’s Economic Planning of the RAS, Human Demography and Ecology Center, Moscow, 1997.
3. Komarov F.I., Anisimov V.N., Lichnickaya I.I.: Gerontology and geriatrics in Russia: status and perspectives. Clinical Gerontology (Moscow) 1: 3–8, 1995.
4. Mikhelson V.M.: Hereditary premature senescence. Clinical Gerontology (Moscow) 2: 29–35, 1996.
5. Golubev A.G.: Biochemistry of the space and of the time. Biochemistry (Moscow) 61: 2045–2059, 1996.