Buying right: the consequences of glut.
D004526:Efficiency; D006301:Health Services Needs and Demand / Q000639:trends*; D006302:Health Services Research / Q000639:trends*; D006801:Humans; D007221:Industry; D007348:Insurance, Health; D006278:Medicare; D011787:Quality of Health Care / Q000191:economics*; D014481:United States