title: A case of stadol dependence.
mesh_terms: D002077:Butorphanol; D004335:Drug and Narcotic Control; D006801:Humans; D008297:Male; D009019:Morphinans; D010564:Personnel, Hospital; D019966:Substance-Related Disorders / Q000209:etiology*
chemical_list: D009019:Morphinans; D002077:Butorphanol