title: ORCA: OpeRational ClassificAtion of drug interactions.
authors: Department of Pharmacy, School of Pharmacy, University of Washington, Seattle, USA.
authors: P D
authors: PD
authors: Hansten
authors: J R
authors: JR
authors: Horn
authors: T K
authors: TK
authors: Hazlet
mesh_terms: D016907:Adverse Drug Reaction Reporting Systems; D004347:Drug Interactions; D004360:Drug Therapy, Computer-Assisted; D064420:Drug-Related Side Effects and Adverse Reactions; D006801:Humans; D008508:Medication Errors / Q000517:prevention & control*; D012984:Software