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. Author manuscript; available in PMC: 2013 Mar 2.
Published in final edited form as: Psychopharmacology (Berl). 2009 Nov 21;208(1):143–158. doi: 10.1007/s00213-009-1716-z

Figure 1.

Figure 1

Experimental protocols for experiment 1–4. The thick black lines indicate tobacco smoke exposure. Abbreviations: ICSS, intracranial self-stimulation; Food, food responding; IVSA, intravenous self-administration; with, withdrawal.