Figure 1.
Review of countries for inclusion list for global tracking of national vas programmes. VAS, vitamin A supplementation; VAD, vitamin A deficiency.
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.