title: The burden of harm.
authors.forename: David C
authors.initials: DC
authors.lastname: Classen
authors.forename: Roger K
authors.initials: RK
authors.lastname: Resar
mesh_terms: D064420:Drug-Related Side Effects and Adverse Reactions / Q000517:prevention & control*; D057286:Electronic Health Records; D006801:Humans; D008508:Medication Errors / Q000517:prevention & control*; D017751:Safety Management / Q000458:organization & administration*