title: Measuring the urban poor's use of physicians' services in response to illness episodes.
mesh_terms: D001294:Attitude to Health; D008483:Medical Assistance; D006278:Medicare; D009017:Morbidity; D010820:Physicians / Q000706:statistics & numerical data*; D011203:Poverty; D013223:Statistics as Topic; D014481:United States; D014505:Urban Population