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Severe mortality impact of the 1957 influenza pandemic in Chile
(Blackwell Publishing Ltd, 2017)
Published 2016. This article is a U.S. Government work and is in the public domain in the USA.Introduction: Epidemiological studies of the 1957 influenza pandemic are scarce, particularly from lower-income settings. Methods: ...
Infant mortality and birth rates
It has been suggested that decreasing infant mortality is a prerequisite for decreasing birth rates and the experience in several countries shows that decreasing infant mortality rates are indeed followed by declining ...