(Q42409477)
Statements
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The reinforcement enhancing effects of nicotine depend on the incentive value of non-drug reinforcers and increase with repeated drug injections (English)
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Gina L Matteson
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Jessica J Black
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Xiu Liu
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Anthony R Caggiula
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Laure Craven
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Alan F Sved
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19 January 2007
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52-59
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Identifiers
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