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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: Psychopharmacology (Berl). 2016 Feb 25;233(10):1837–1844. doi: 10.1007/s00213-016-4249-2

Fig. 2. Effect of social environment and audiovisual cue on nicotine IVSA.

Fig. 2

The average number of i.v. infusions obtained during the last three sessions were compared. Post hoc Tukey HSD test: ***: p < 0.001. n.s.: not significant (p > 0.05)