Notification of addicts and the medical practitioner: an evaluation of the system.
D004335:Drug and Narcotic Control / Q000331:legislation & jurisprudence; D004739:England; D005194:Family Practice; D006801:Humans; D011996:Records; D012042:Registries; D012189:Retrospective Studies; D019966:Substance-Related Disorders / Q000453:epidemiology*