Drug and Alcohol DependenceVolume 146, 1 January 2015, Page e76Gene variants of the opioid system – Relationship to heroin self-exposure, addiction, and treatmentAuthor links open overlay panelMatthew Randesi 1, Orna Levran 1, Eduardo Butelman 1, Vadim Yuferov 1, Jurg Ott 2, Peter Blanken 3, Wim van den Brink 3, Jan M. van Ree 3, Mary Jeanne Kreek 1Show moreShareCitehttps://doi.org/10.1016/j.drugalcdep.2014.09.575Get rights and contentRecommended articlesReferences (0)Cited by (0)View full textCopyright © 2014 Published by Elsevier Ireland Ltd.