title: DRG prepayment: its purpose and performance.
authors.forename: J D
authors.initials: JD
authors.lastname: Thompson
mesh_terms: D003953:Diagnosis-Related Groups / Q000191:economics* / Q000639:trends; D004470:Economics, Medical; D006279:Health Maintenance Organizations / Q000191:economics / Q000639:trends; D006801:Humans; D011366:Professional Review Organizations; D012051:Reimbursement Mechanisms; D013223:Statistics as Topic; D014481:United States