title: How permanent was Vietnam drug addiction?
mesh_terms: D000328:Adult; D001290:Attitude; D005500:Follow-Up Studies; D006801:Humans; D007267:Injections; D008297:Male; D008887:Military Medicine; D009294:Narcotics / Q000008:administration & dosage / Q000652:urine; D013375:Substance Withdrawal Syndrome / Q000453:epidemiology; D019966:Substance-Related Disorders / Q000453:epidemiology* / Q000628:therapy / Q000652:urine; D013997:Time Factors; D014481:United States; D014744:Vietnam
chemical_list: D009294:Narcotics