VOGEL, Wolfgang. The current opioid epidemic – a re-examination of all of its causes. Medical Research Archives, [S.l.], v. 6, n. 3, mar. 2018. ISSN 2375-1924. Available at: <https://esmed.org/MRA/mra/article/view/1733>. Date accessed: 29 mar. 2024. doi: https://doi.org/10.18103/mra.v6i3.1733.