%0 Journal Article %A W L Woolverton %A C R Schuster %T Behavioral and pharmacological aspects of opioid dependence: mixed agonist-antagonists. %D 1983 %J Pharmacological Reviews %P 33-52 %V 35 %N 1 %U https://pharmrev.aspetjournals.org/content/pharmrev/35/1/33.full.pdf