1. Johnston LD, O’Malley PM, Bachman JG. Monitoring the Future. National Survey Results on Drug Use, 1975–1999: Volume II College Students and Adult Ages 19–40. Washington, DC: National Institute on Drug Abuse, 2000.
2. Wechsler H, Rigotti NA, Gledhill-Hoyt J, Lee H. Increased levels of cigarette use among college students: A cause for national concern. JAMA 1998;280:1673–78.
3. O’Malley PM, Johnston LD. Epidemiology of alcohol and other drug use among American college students. J Studies on Alcohol 2002;Supplement 14:23–39.
4. Johnston LD, O’Malley PM, Bachman JG. Monitoring the Future. National Survey Results on Drug Use, 1975–1999: Volume I Secondary School Students. Washington, DC: National Institute on Drug Abuse, 2000.
5. Wechsler H, Lee JE, Rigotti NA. Cigarette use by college students in smoke-free housing: Results of a national study. Am J Prev Med 2001;20:202–7.