title: Perverse incentives.
authors.forename: Andy
authors.initials: A
authors.lastname: Walker
mesh_terms: D004636:Emergency Service, Hospital / Q000941:ethics / Q000592:standards; D026690:Ethics, Clinical; D006801:Humans; D059408:Pain Management / Q000009:adverse effects*; D017060:Patient Satisfaction; D063487:Prescription Drug Misuse; D019966:Substance-Related Disorders / Q000209:etiology* / Q000517:prevention & control / Q000523:psychology