title: Self-regulated opioid detoxification by humans: effects of methadone pretreatment.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D008691:Methadone / Q000008:administration & dosage / Q000627:therapeutic use*; D009293:Opioid-Related Disorders / Q000534:rehabilitation*; D011292:Premedication; D012646:Self Administration; D013375:Substance Withdrawal Syndrome; D013997:Time Factors
chemical_list: D008691:Methadone