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.
Core Data Resource interconnectivity. The Core Data Resources are placed on the circumference of the circle, with each resource represented by an arc proportional to the total number of types of data directly exchanged between the two resources. The width of each internal arc, which transects the circle and connects two different resources, is proportional to the number of links between the two resources at the ends of the arc
