Quality care. Do the bull and the bear affect health care?
D001294:Attitude to Health; D003625:Data Collection; D006269:Health Facilities, Proprietary / Q000191:economics* / Q000592:standards; D007449:Investments / Q000706:statistics & numerical data*; D008329:Managed Care Programs / Q000191:economics* / Q000592:standards; D010361:Patients; D011787:Quality of Health Care; D014481:United States