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.
Each trial of the modified delayed match-to-sample task included a sample target object followed by 9 successive test pictures that matched (targets) or did not match (distractors) the sample target. Both targets and distractors included prior studied (old) and new objects, and each object type was presented between 2 and 4 times in a trial.
