Cannabis and psychosis: Does cannabis really cause psychosis? Alasdair J. Macdonald BMJ • February 2, 2006 • DOI: 10.1136/bmj.332.7536.303-a (opens in new tab) Read Full Text Copy APA Copy BibTeX Relevant 0 Not relevant 0 Study at a glance AI-extracted from the abstract Characteristics Peer reviewed Topics Cannabis Abstract EDITOR—Does cannabis really cause psychosis?1 Recent studies and clinical experience have shown that at least half of all …