1. SAMHSA: Results from the 2005 National Survey on Drug Use and Health (Office of Applied Studies). NSDUH Series H-30, DHHS Publication No SMA 06-4194.
http://oas.samhsa.gov/NSDUH/2k5NSDUH/2k5results.htm#Ch2
2. CEWG: Epidemiological Trends in Drug Abuse: Advance Report. Epidemiological Trends in Drug Abuse. 2006, Bethesda , National Institutes of Health, Division of Epidemiology, Services and Prevention Research, National Institute on Drug Abuse, 2006 (Nov. 20, 2006): 21-24.
3. Kalivas PW, Volkow ND: The neural basis of addiction: a pathology of motivation and choice. Am J Psychiatry. 2005, 162: 1403-1413. 10.1176/appi.ajp.162.8.1403.
4. Kreek MJ: Goals and rationale for pharmacotherapeutic approach in treating cocaine dependence: insights from basic clinical research. NIDA Res Monogr. 1998, National Institute on Drug Abuse, 175: 5-35.
5. Grant S, London ED, Newlin DB, Villemangne VL, Liu X, Contoreggi C, Phillips RL, Kimes AS, Margolin A: Activation of memory circuits during cue-elicited cocaine craving. Proc Natl Acad Sci U S A. 1996, 93: 12040-12045. 10.1073/pnas.93.21.12040.