Fig. (2).
NGF and Clinical applications. The scheme summarizes the old (green), recent (blue) and future (brown) NGF applications. Citations are reported in brackets.
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.