Sustained cocaine abstinence in methadone maintenance patients through voucher-based reinforcement therapy. Increasing opiate abstinence through voucher-based reinforcement therapy. Voucher-based reinforcement of attendance by unemployed methadone patients in a job skills training program. Assessment of cocaine use with quantitative urinalysis and estimation of new uses. Survey assessment of methadone treatment services as reinforcers.
Cocaine use early in treatment predicts response to a behavioral treatment program.
Treatment of cocaine abuse in methadone patients. Behavior, Pharmacology, and Clinical Applications . Broad beneficial effects of reinforcement for cocaine abstinence in methadone patients. Use of methadone take-home contingencies with persistent opiate and cocaine abusers. Efficacy and versatility of voucher-based reinforcement in drug abuse treatment.