Published in Medical Letter on the CDC and FDA, May 1st, 2005
Study 1: A study by nutritionists found the prevalence of gestational night blindness was 18% among women attending a maternal hospital in Rio de Janeiro.
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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