title: The changing drug scene: 1970-1972.
mesh_terms: D000293:Adolescent; D000328:Adult; D001290:Attitude; D002188:Cannabis; D003710:Demography; D005006:Ethnicity; D005191:Family Characteristics; D006213:Hallucinogens; D006556:Heroin Dependence / Q000453:epidemiology; D006801:Humans; D008297:Male; D008890:Military Psychiatry; D010287:Parent-Child Relations; D011614:Psychotherapy, Brief; D012917:Social Adjustment; D019966:Substance-Related Disorders / Q000453:epidemiology* / Q000628:therapy; D011795:Surveys and Questionnaires; D014481:United States
chemical_list: D006213:Hallucinogens