Targeting utilization review to diagnostic categories.
D003363:Cost Control / Q000639:trends; D003953:Diagnosis-Related Groups; D006801:Humans; D007902:Length of Stay / Q000191:economics; D006278:Medicare / Q000191:economics; D010343:Patient Admission / Q000191:economics; D011785:Quality Assurance, Health Care / Q000191:economics*; D012040:Regional Health Planning / Q000191:economics; D014481:United States; D014600:Utilization Review / Q000639:trends