How primary-care doctors compare economically.
D003625:Data Collection; D004470:Economics, Medical / Q000639:trends*; D005194:Family Practice / Q000191:economics*; D007182:Income; D007388:Internal Medicine; D010021:Osteopathic Medicine; D010372:Pediatrics; D010821:Physicians, Family; D013223:Statistics as Topic; D014481:United States