title: How to use toxicology screening tests.
authors: Department of Clinical Toxicology, Guy's and St Thomas' NHS Foundation Trust, London, UK. John.archer@gstt.nhs.uk
authors: John R H
authors: JR
authors: Archer
authors: David M
authors: DM
authors: Wood
authors: Paul I
authors: PI
authors: Dargan
mesh_terms: D006801:Humans; D017410:Practice Guidelines as Topic; D015813:Substance Abuse Detection / Q000592:standards*; D019966:Substance-Related Disorders / Q000175:diagnosis*; D014116:Toxicology / Q000379:methods*