title: The problems of controlling controlled drugs.
authors.affiliation: destwo@yahoo.co.uk
authors.forename: Des
authors.initials: D
authors.lastname: Spence
mesh_terms: D004335:Drug and Narcotic Control; D005194:Family Practice / Q000331:legislation & jurisprudence*; D003932:Heroin / Q000600:supply & distribution; D009294:Narcotics / Q000600:supply & distribution; D011364:Professional Practice; D012042:Registries
chemical_list: D009294:Narcotics; D003932:Heroin