Lankenau, Stephen E., Sheree M. Schrager, Karol Silva, Alex Kecojevic, Jennifer Jackson Bloom, Carolyn Wong, and Ellen Iverson. “Misuse of Prescription and Illicit Drugs Among High-Risk Young Adults in Los Angeles and New York”. Journal of Public Health Research 1, no. 1 (February 14, 2012): e6. Accessed August 12, 2020. https://www.jphres.org/index.php/jphres/article/view/jphr.2012.e6.