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.
Predominantly blue background with a girl on the left side in red hat and white tank top showing her left arm with a vaccination. On the right side are the headings in Chinese and Uyghur.
Copyright:
This item may be under copyright protection. Please ask copyright owner for permission before publishing.