title: Southwest China opens methadone clinics in border areas to prevent spread of HIV.
mesh_terms: D000554:Ambulatory Care Facilities; D002681:China; D006678:HIV; D015658:HIV Infections / Q000517:prevention & control*; D006801:Humans; D008691:Methadone / Q000008:administration & dosage*; D012424:Rural Population; D015819:Substance Abuse, Intravenous
chemical_list: D008691:Methadone