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The Dynamics of Perinatal Mortality: Maternal Age, Parity and LegitimacyFrom the Department of Research and Services in Education, The Middlesex Hospital Medical School, London, England The perinatal mortality rates according to maternal age, parity and legitimacy in England and Wales in 1977 were applied to the distribution of the obstetric population of 1968. Demographic changes contributed about 7% of the improvement in perinatal mortality rate
Scandinavian Journal of Public Health, Vol. 9, No. 2,
59-61 (1981) |
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