1. National Institute on Drug Abuse. How many people abuse prescription drugs? [Internet]. 2016. https://www.drugabuse.gov/publications/research-reports/prescription-drugs/trends-in-prescription-drug-abuse/how-many-people-abuse-prescription-drugs [last accessed 5 Jul 2017].
2. Centers for Disease Control and Prevention. Drug overdose death data [Internet]. 2016. https://www.cdc.gov/drugoverdose/data/statedeaths.html [last accessed 29 Jul 2017].
3. Centers for Disease Control and Prevention. Prescription drugs [Internet]. 2015. https://www.cdc.gov/phlp/publications/topic/prescription.html [last accessed 29 Jul 2017].
4. Substance Abuse and Mental Health Services Administration. Risk and protective factors associated with the non-medical use of prescription drugs: using prevention research to guide prevention practice [Internet]. 2015. http://www.drugs.indiana.edu/spf/docs/Risk%20and%20Protective%20Factors%20Associated%20with%20the%20Non-Medical%20Use%20of%20Prescription%20Drugs.pdf [last accessed 25 Jul 2017].
5. Adverse Family Influences on Emerging Adult Depressive Symptoms: A Stress Process Approach to Identifying Intervention Points