@article{{MRA}{}, author = {Vogel, W.}, title = { The current opioid epidemic – a re-examination of all of its causes}, journal = {Medical Research Archives}, volume = {6}, number = {3}, year = {2018}, doi = {10.18103/mra.v6i3.1733}, url = {https://esmed.org/MRA/mra/article/view/1733} }