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.
Example of an [18F] florbetapir PET brain scan with negative findings without (A) and with (B) ROIs centered over the bilateral temporal lobe cortex. There was perfect interreader agreement both with and without the aid of semiquantitative indices (average interreader SUVr = 0.97 ± 0.02).
