Study maintains MCOs need redesign to meet challenge of managing chronic illness.
D002908:Chronic Disease / Q000191:economics* / Q000453:epidemiology; D003363:Cost Control; D019468:Disease Management; D017048:Health Care Costs; D006801:Humans; D008329:Managed Care Programs / Q000191:economics*; D014481:United States / Q000453:epidemiology