Published in Medical Letter on the CDC and FDA, May 1st, 2005
C. Saunders and colleagues with the Vitamin A Research Group, Institute of Nutrition, Federal University in Rio de Janeiro, "evaluated the prevalence of gestational night blindness among postpartum women seen at the University of Maternal Hospital of the Federal University of in Rio de Janeiro, Brazil, and the association of this symptom with a biochemical indicator (serum retinol levels) and sociodemographic, anthropometric, and...
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