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.
The numbers represent publications per 1,000 people and were obtained by dividing the number of publications (reviews excluded) by the country populations and multiplying by 1,000.
Criteria A.
