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.
Scatter plots of SNP effect on coffee consumption and SNP effect on gray matter volume. (A) Cups per day of coffee consumption. (B) High coffee consumption vs. low/no coffee consumption. MR, Mendelian randomization; SNP, single nucleotide polymorphism.
