Skip to main content
. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: Drug Alcohol Depend. 2018 Sep 18;192:150–157. doi: 10.1016/j.drugalcdep.2018.08.005

Figure 1.

Figure 1.

Schematic diagram of procedures used in Phase 1 and Phase 2. In both phases, the procedure used in the first session of the day was the same for all groups. The groups differed in their second session experience.