Figure 1.
A model for development of professional expertise. Taken from ref. [9], with permission (nr. 4838831338331).
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.