title: Nature and incidence of conditioned responses in a methadone population: a comparison of laboratory, clinic, and naturalistic settings.
mesh_terms: D003213:Conditioning, Psychological / Q000187:drug effects*; D005108:Extinction, Psychological / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D007753:Laboratories; D008297:Male; D008691:Methadone / Q000627:therapeutic use*; D010044:Outpatient Clinics, Hospital; D012119:Respiration / Q000187:drug effects; D012881:Skin Temperature / Q000187:drug effects; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders / Q000503:physiopathology / Q000523:psychology* / Q000534:rehabilitation
chemical_list: D008691:Methadone