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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 ...
The rise of multiple births in Brazil
Aim: The aim of this study was to assess the rise in multiple births and its influence on trends of low birth weight (LBW) rates in Porto Alegre, Brazil. Methods: This is a registry-based study of live births from 1994 to ...
Risk factors for birth-related perineal trauma: a cross-sectional study in a birth centre
Aim and objectives. To identify maternal, newborn and obstetric factors associated with birth-related perineal trauma in one independent birth centre. Background. Risk factors for birth-related perineal trauma include ...
Preterm birth, an unresolved issue
(BioMed Central, 2013-11)
Premature birth is the world's leading cause of neonatal mortality with worldwide estimates indicating 11.1% of all live births were preterm in 2010. Preterm birth rates are increasing in most countries with continual ...
Season of birth as a risk factor for multiple sclerosis in Brazil
Risk factors for development of multiple sclerosis (MS) are still a matter of debate. Latitude gradient, vitamin D deficiency and season of birth are among the most investigated environmental factors associated with the ...
Age-specific birth rates of California sea lions (Zalophus californianus) in the Gulf of California, Mexico
(Marine Mammal Science, 2008)
Estimates of demographic parameters are essential for assessing the status of populations and assigning conservation priority. In light of the difficulties associated with obtaining such estimates, vital rates are rarely ...
Reducción de la fecundidad y envejecimiento de la población de mujeres chilenas en edad fértil: 1990-2004
(Sociedad Médica de Santiago, 2009)