Gregg W. Stone, a professor of medicine at Columbia University and the author of an analysis of Boston Scientific's stent published in the New England Journal, says that is worried that doctors have pulled back too much from using drug coated stents, in even off-label uses.

FORBES: Stents, Smoke And Fire

President George W Bush signed a proclamation setting the decision in stone from 1 January 2002 at his ranch in Texas.

BBC: US normalises trade with China