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	1.	Treatment research with crack-cocaine-dependent male veterans: the efficacy of different recruitment strategies. [electronic resource] by Piotrowski, N A Clark, H W Hall, S M Producer: 19950223 In: The American journal of drug and alcohol abuse vol. 20 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Contingency contracting with monetary reinforcers for abstinence from multiple drugs in a methadone program. [electronic resource] by Piotrowski, N A Tusel, D J Sees, K L Reilly, P M Banys, P Meek, P Hall, S M Producer: 20000128 In: Experimental and clinical psychopharmacology vol. 7 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	A cost-effectiveness and cost-benefit analysis of contingency contracting-enhanced methadone detoxification treatment. [electronic resource] by Hartz, D T Meek, P Piotrowski, N A Tusel, D J Henke, C J Delucchi, K Sees, K Hall, S M Producer: 19991001 In: The American journal of drug and alcohol abuse vol. 25 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Self-efficacy and illicit opioid use in a 180-day methadone detoxification treatment. [electronic resource] by Reilly, P M Sees, K L Shopshire, M S Hall, S M Delucchi, K L Tusel, D J Banys, P Clark, H W Piotrowski, N A Producer: 19950426 In: Journal of consulting and clinical psychology vol. 63 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)