1. Fenton Lewis, A. (1981). Fractured neck of femur, the changing incidence. Br. Med. J, 283, 1217.
2. Duthie Report (1981). DHSS. Orthopaedic services: Report of a Working Party to The Secretary of State for Social Services. ( London: HMSO).
3. Campbell, A. J. (1976). Femoral neck fractures in elderly women: a prospective study. Age Ageing, 5, 102.
4. Naylor, M. B. and Rosin A. S. (1970). Falling as a cause of admission to a geriatric unit. Practitioner, 205, 327–30.
5. Lucht, U. (1971). A prospective study of accidental falls and injuries in the home among elderly people. Acta Socio-med. Scand, 3, 105.