Why did postperinatal mortality rates fall in the 1970s?
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چکیده
منابع مشابه
Why did postperinatal mortality rates fall in the 1970s?
Postperinatal mortality rates have shown two phases of decline since 1947 which are traditionally ascribed to social and medical improvements. These factors cannot, however, explain the arrest of decline during the 1960s. There appears to be a biological effect on child mortality rates, manifesting as a generation effect. This is due partly to continuing changes in the structure of the child po...
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ژورنال
عنوان ژورنال: Journal of Epidemiology & Community Health
سال: 1986
ISSN: 0143-005X
DOI: 10.1136/jech.40.3.228