title: Opioid receptors: past, present and future.
authors.affiliation: Mental Health Research Institute, University of Michigan, Ann Arbor 48109, USA.
authors.forename: A
authors.initials: A
authors.lastname: Mansour
authors.forename: S J
authors.initials: SJ
authors.lastname: Watson
authors.forename: H
authors.initials: H
authors.lastname: Akil
mesh_terms: D000818:Animals; D005544:Forecasting; D006801:Humans; D009462:Neurology / Q000639:trends*; D011957:Receptors, Opioid / Q000187:drug effects*
chemical_list: D011957:Receptors, Opioid