1. Johnston LD, O’Malley PM, Miech RA, et al. Monitoring the future national results on drug use: 2014 overview, key findings on adolescent drug use. Available at: http://www.monitoringthefuture.org/pubs/monographs/mtf-overview2014.pdf. Accessed February 24, 2015.
2. Substance Abuse and Mental Health Services Administration. Results from the 2013 National Survey on Drug Use and Health: summary of national findings, NSDUH Series H-48, HHS Publication No. (SMA) 14–4863. Rockville (MD): Substance Abuse and Mental Health Services Administration; 2014.
3. CDC national health report: leading causes of morbidity and mortality and associated behavioral risk and protective factors—United States, 2005-2013;Johnson;MMWR Surveill Summ,2014
4. Adolescents with a chronic condition: challenges living, challenges treating;Sawyer;Lancet,2007
5. Dynamics of obesity and chronic health conditions among children and youth;Van Cleave;JAMA,2010