Health

Prenatal vitamin A deficiency tied to postnatal asthma

A team of Columbia University Medical Center (CUMC) investigators led by Wellington V. Cardoso, MD, PhD, has found the first direct evidence of a link between prenatal vitamin A deficiency and postnatal airway hyperresponsiveness, ...

Health

Child mortality in Niger plummets

Niger, one of the world's poorest countries, has bucked regional trends to achieve dramatic reductions in child mortality in recent years, according to a Countdown country case study published in The Lancet.

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