title: A caveat: drug policy as factor of trends in trade and use of different substances.
authors.affiliation: Comitato Scientifico Coordinamento Radicale Antiproibizionista, Rome, Italy.
authors.forename: G
authors.initials: G
authors.lastname: Arnao
mesh_terms: D004335:Drug and Narcotic Control / Q000331:legislation & jurisprudence*; D006801:Humans; D011619:Psychotropic Drugs / Q000600:supply & distribution*; D012306:Risk; D015813:Substance Abuse Detection / Q000331:legislation & jurisprudence; D019966:Substance-Related Disorders / Q000517:prevention & control*
chemical_list: D011619:Psychotropic Drugs