Figure 1.
Forest plot of the effect of vitamin A/β-C supplementation during pregnancy on small for gestational age, low birthweight (<2.5 kg), and very low birthweight (<2.0 kg)
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.