TY - GEN AU - Drug Enforcement Administration 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 Often, the information from unpublished resources can be limited and the risk of bias cannot be determined.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 - Healthcare Policy; Opioids & Substance Use; Grey Literature CA - 148 KB CY - Springfield, VA L3 - 148 KB PB - Drug Enforcement Administration (DEA) PP - Springfield, VA PY - 2023 ST - DEA Announces Important Change to Registration Requirement T1 - DEA Announces Important Change to Registration Requirement TI - DEA Announces Important Change to Registration Requirement U1 - Healthcare Policy; Opioids & Substance Use; Grey Literature 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 Often, the information from unpublished resources can be limited and the risk of bias cannot be determined. Y1 - 2023 ER -