TY - GEN AU - Janet Weiner AU - Yuhua Bao AU - Zachary Meisel A1 - C4 - This grey literature reference is included in the Academy's Literature Collection in keeping with our mission to gather all sources of information on integration. Grey literature is comprised of materials that are not made available through traditional publishing avenues. Often, the information from unpublished resources can be limited and the risk of bias cannot be determined. C5 - Grey Literature; Opioids & Substance Use CY - Philadelphia, PA PB - University of Pennsylvania, Leonard Davis Institute of Health Economics PP - Philadelphia, PA PY - 2017 RN - https://ldi.upenn.edu/brief/prescription-drug-monitoring-programs-evolution-and-evidence T1 - Prescription Drug Monitoring Programs: Evolution and Evidence TI - Prescription Drug Monitoring Programs: Evolution and Evidence U1 - Grey Literature; Opioids & Substance Use U4 - This grey literature reference is included in the Academy's Literature Collection in keeping with our mission to gather all sources of information on integration. Grey literature is comprised of materials that are not made available through traditional publishing avenues. Often, the information from unpublished resources can be limited and the risk of bias cannot be determined. U5 - https://ldi.upenn.edu/brief/prescription-drug-monitoring-programs-evolution-and-evidence Y1 - 2017 ER -