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Shaping cocaine abstinence by successive approximation.
Preston KL, Umbricht A, Wong CJ, Epstein DH. Preston KL, et al. Among authors: epstein dh. J Consult Clin Psychol. 2001 Aug;69(4):643-54. doi: 10.1037//0022-006x.69.4.643. J Consult Clin Psychol. 2001. PMID: 11550730 Clinical Trial.
Do noncontingent vouchers increase drug use?
Schroeder JR, Gupman AE, Epstein DH, Umbricht A, Preston KL. Schroeder JR, et al. Among authors: epstein dh. Exp Clin Psychopharmacol. 2003 Aug;11(3):195-201. doi: 10.1037/1064-1297.11.3.195. Exp Clin Psychopharmacol. 2003. PMID: 12940498 Clinical Trial.
181 results