Most doctors surveyed said they think visits to emergency rooms will increase as the new health law is implemented. iStockphoto.com hide caption

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The CBO says House Budget Committee Chairman Paul Ryan's plan for Medicare could lead to health care rationing. Ryan is shown here with Republican members of his committee on Capitol Hill, April 5, 2011. J. Scott Applewhite/AP hide caption

itoggle caption J. Scott Applewhite/AP