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.
CB1R distribution in the brain. (Image is a derivative of “Brain human sagittal section” by Patrick J. Lynch. The original is licensed under the Creative Commons Attribution 2.5 Generic License and can be found at https://commons.wikimedia.org/wiki/File:Brain_human_sagittal_section.svg). CB1R, cannabinoid receptor type 1.
