Medical manpower models: need, demand and supply.
D003695:Delivery of Health Care; D004470:Economics, Medical; D005550:Foreign Medical Graduates; D006285:Health Planning; D006280:Health Workforce / Q000600:supply & distribution*; D007182:Income; D008511:Medicine; D008962:Models, Theoretical; D010820:Physicians / Q000600:supply & distribution; D012423:Rural Health; D013038:Specialization; D014481:United States; D014505:Urban Population