Sea changes and anchors.
Bruce M
BM
Smoller
D003695:Delivery of Health Care / Q000191:economics / Q000639:trends; D006801:Humans; D008396:Maryland; D006278:Medicare / Q000191:economics*; D008511:Medicine / Q000639:trends*; D010820:Physicians / Q000191:economics / Q000639:trends; D012955:Societies, Medical; D014481:United States