Article : Périodique

Randomized trial of prize-based reinforcement density for simultaneous abstinence from cocaine and heroin

U. E. GHITZA ; D. H. EPSTEIN ; J. SCHMITTNER ; VAHABZADEH M. ; J. L. LIN ; K. L. PRESTON |

Dans Journal of Consulting and Clinical Psychology (Vol.75 n°5, 2007)

ENGLISH : To examine the effect of reinforcer density in prize-based abstinence reinforcement, heroin/cocaine users (N = 116) in methadone maintenance (100 mg/day) were randomly assigned to a noncontingent control group (NonC) or to 1 of 3 gro[...]

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