When is ICU care appropriate?
D003953:Diagnosis-Related Groups; D004219:District of Columbia; D006746:Hospital Bed Capacity, 500 and over; D006801:Humans; D007362:Intensive Care Units / Q000706:statistics & numerical data*; D009026:Mortality; D010043:Outcome and Process Assessment, Health Care / Q000379:methods; D010343:Patient Admission / Q000592:standards*; D012720:Severity of Illness Index