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 top 5 countries/regions with the highest number of publications and highest centrality.
| Rank | Countries | Publications | Countries | Centrality |
|---|---|---|---|---|
| 1 | USA | 1914 | USA | 0.46 |
| 2 | JAPAN | 337 | UK | 0.23 |
| 3 | GERMANY | 305 | SPAIN | 0.12 |
| 4 | UK | 276 | ITALY | 0.09 |
| 5 | CANADA | 255 | AUSTRIA | 0.09 |
