title: Pain: no medical necessity defense for marijuana to controlled substances act.
authors.forename: A
authors.initials: A
authors.lastname: Halpern
mesh_terms: D002140:California; D002188:Cannabis; D004335:Drug and Narcotic Control / Q000331:legislation & jurisprudence*; D006801:Humans; D008517:Phytotherapy; D014481:United States