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.
Population distribution
| Centre | Total number (%) |
|---|---|
| Italy (14 centres) | 442 (64.2%) |
| Switzerland (3 centres) | 89 (12.9%) |
| Belgium (1 center) | 72 (10.4%) |
| Netherlands (2 centres) | 39 (5.7%) |
| Spain (1 center) | 25 (3.6%) |
| Slovenia (1 center) | 22 (3.2%) |
| Total (22 center) | 689 |
