title: Treatment of persons addicted to or dependent on drugs (January 1-March 31, 1972).
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D004651:Employment; D003932:Heroin; D006801:Humans; D007484:Iowa; D007883:Legislation, Medical; D008875:Middle Aged; D011159:Population Surveillance; D011632:Public Assistance; D012737:Sex Factors; D019966:Substance-Related Disorders / Q000628:therapy*
chemical_list: D003932:Heroin