Focus on adverse drug events to reduce LOS, slash costs.
D016907:Adverse Drug Reaction Reporting Systems; D003363:Cost Control; D004358:Drug Therapy / Q000191:economics; D064420:Drug-Related Side Effects and Adverse Reactions; D017721:Hospital Costs; D006801:Humans; D007902:Length of Stay; D008508:Medication Errors / Q000191:economics* / Q000517:prevention & control*; D008510:Medication Systems, Hospital / Q000592:standards / Q000706:statistics & numerical data; D014481:United States / Q000453:epidemiology