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.
Experiment 1 using an extracephalic reference (A) and Experiment 2 using a cephalic reference (B). Mean percentage conditioned response (CR) incidence and standard errors (SE) in paired trials shown per block of 10 trials during anodal (blue circles), sham (red circles) and cathodal tDCS (gray circles). See “Results” Section for further details.
