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.
Relative rCBF changes in the right AC in the three subjects with the highest euphoria scores and the three subjects with low euphoria scores. P1: 10 min after placebo, P2: 30 min after placebo, MP1: 10 min after methylphenidate, MP2: 30 min after methylphenidate.
