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. 1984 Apr;91(2):251-68.

Role of unconditioned and conditioned drug effects in the self-administration of opiates and stimulants

J Stewart, H de Wit, R Eikelboom
  • PMID: 6571424

Role of unconditioned and conditioned drug effects in the self-administration of opiates and stimulants

J Stewart et al. Psychol Rev. 1984 Apr.
No abstract available

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